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              "filed": "2025-11-20",
              "frame": "CY2025Q3I"
            },
            {
              "end": "2026-01-31",
              "val": 72000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12"
            },
            {
              "end": "2026-01-31",
              "val": 72000000,
              "accn": "0000701985-26-000014",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2025Q4I"
            },
            {
              "end": "2026-05-02",
              "val": 101000000,
              "accn": "0000701985-26-000014",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2026Q1I"
            }
          ]
        }
      },
      "AccruedIncomeTaxesPayable": {
        "label": "Accrued Income Taxes Payable (Deprecated 2009-01-31)",
        "description": "Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.",
        "units": {
          "USD": [
            {
              "end": "2008-08-02",
              "val": 81000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04",
              "frame": "CY2008Q2I"
            },
            {
              "end": "2009-01-31",
              "val": 92000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04",
              "frame": "CY2008Q4I"
            },
            {
              "end": "2009-08-01",
              "val": 33000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04",
              "frame": "CY2009Q2I"
            }
          ]
        }
      },
      "AccruedInsuranceCurrent": {
        "label": "Accrued Insurance, Current",
        "description": "Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "units": {
          "USD": [
            {
              "end": "2010-01-30",
              "val": 34000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2011-01-29",
              "val": 34000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "end": "2011-01-29",
              "val": 34000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 36000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "end": "2012-01-28",
              "val": 36000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 37000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "end": "2013-02-02",
              "val": 37000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 37000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "end": "2014-02-01",
              "val": 37000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 37000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "end": "2015-01-31",
              "val": 37000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 35000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "end": "2016-01-30",
              "val": 35000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 35000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "end": "2017-01-28",
              "val": 35000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 37000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "end": "2018-02-03",
              "val": 37000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 45000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 45000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2020-02-01",
              "val": 40000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
              "end": "2020-02-01",
              "val": 40000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2021-01-30",
              "val": 39000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19"
            },
            {
              "end": "2021-01-30",
              "val": 39000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2022-01-29",
              "val": 38000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
              "end": "2022-01-29",
              "val": 38000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2023-01-28",
              "val": 36000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17"
            },
            {
              "end": "2023-01-28",
              "val": 36000000,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2024-02-03",
              "val": 34000000,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22"
            },
            {
              "end": "2024-02-03",
              "val": 34000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2025-02-01",
              "val": 34000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14"
            },
            {
              "end": "2025-02-01",
              "val": 34000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2026-01-31",
              "val": 34000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "AccruedLiabilities": {
        "label": "Accrued Liabilities (Deprecated 2009-01-31)",
        "description": "Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date).",
        "units": {
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              "end": "2008-08-02",
              "val": 628000000,
              "accn": "0001193125-09-187824",
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              "form": "10-Q",
              "filed": "2009-09-04",
              "frame": "CY2008Q2I"
            },
            {
              "end": "2009-01-31",
              "val": 669000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04",
              "frame": "CY2008Q4I"
            },
            {
              "end": "2009-08-01",
              "val": 557000000,
              "accn": "0001193125-09-187824",
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              "form": "10-Q",
              "filed": "2009-09-04",
              "frame": "CY2009Q2I"
            }
          ]
        }
      },
      "AccruedLiabilitiesCurrent": {
        "label": "Accrued Liabilities, Current",
        "description": "Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "units": {
          "USD": [
            {
              "end": "2008-08-02",
              "val": 628000000,
              "accn": "0001193125-09-230742",
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              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10",
              "frame": "CY2008Q2I"
            },
            {
              "end": "2008-11-01",
              "val": 616000000,
              "accn": "0001193125-09-247593",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-12-04",
              "frame": "CY2008Q3I"
            },
            {
              "end": "2009-01-31",
              "val": 669000000,
              "accn": "0001193125-09-230742",
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              "form": "8-K",
              "filed": "2009-11-10"
            },
            {
              "end": "2009-01-31",
              "val": 669000000,
              "accn": "0001193125-09-247593",
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              "form": "10-Q",
              "filed": "2009-12-04"
            },
            {
              "end": "2009-01-31",
              "val": 669000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2008Q4I"
            },
            {
              "end": "2009-05-02",
              "val": 591000000,
              "accn": "0001193125-10-132137",
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              "frame": "CY2009Q1I"
            },
            {
              "end": "2009-08-01",
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            {
              "end": "2009-08-01",
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              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2I"
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            {
              "end": "2009-10-31",
              "val": 602000000,
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              "form": "10-Q",
              "filed": "2009-12-04"
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            {
              "end": "2009-10-31",
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            },
            {
              "end": "2010-01-30",
              "val": 693000000,
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              "form": "10-K",
              "filed": "2010-03-26"
            },
            {
              "end": "2010-01-30",
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            {
              "end": "2010-01-30",
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              "form": "10-Q",
              "filed": "2010-09-07"
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            {
              "end": "2010-01-30",
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            },
            {
              "end": "2010-01-30",
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              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
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            {
              "end": "2010-05-01",
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              "form": "10-Q",
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              "end": "2010-05-01",
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              "form": "10-Q",
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            {
              "end": "2010-07-31",
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              "end": "2010-10-30",
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              "form": "10-Q",
              "filed": "2011-12-02",
              "frame": "CY2010Q3I"
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              "end": "2011-01-29",
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              "form": "10-K",
              "filed": "2011-03-18"
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            {
              "end": "2011-01-29",
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            {
              "end": "2011-01-29",
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              "filed": "2012-03-23",
              "frame": "CY2010Q4I"
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            {
              "end": "2011-04-30",
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              "frame": "CY2011Q2I"
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            {
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            {
              "end": "2011-10-29",
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            {
              "end": "2012-01-28",
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            {
              "end": "2012-01-28",
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              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2011Q4I"
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            {
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              "val": 81000000,
              "accn": "0000701985-25-000035",
              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-11-20",
              "frame": "CY2025Q3I"
            },
            {
              "end": "2026-01-31",
              "val": 81000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12"
            },
            {
              "end": "2026-01-31",
              "val": 81000000,
              "accn": "0000701985-26-000014",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2025Q4I"
            },
            {
              "end": "2026-05-02",
              "val": 81000000,
              "accn": "0000701985-26-000014",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2026Q1I"
            }
          ]
        }
      },
      "AvailableForSaleSecuritiesFairValueDisclosure": {
        "label": "Available-for-sale Securities, Fair Value Disclosure (Deprecated 2013-01-31)",
        "description": "This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale.",
        "units": {
          "USD": [
            {
              "end": "2011-04-30",
              "val": 156000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03"
            },
            {
              "end": "2011-04-30",
              "val": 156000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2011Q1I"
            }
          ]
        }
      },
      "AvailableForSaleSecuritiesGrossRealizedGains": {
        "label": "Available-for-sale Securities, Gross Realized Gains",
        "description": "This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.",
        "units": {
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            {
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              "end": "2015-01-31",
              "val": 0,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
              "end": "2015-05-02",
              "val": 0,
              "accn": "0000701985-16-000069",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-06-03",
              "frame": "CY2015Q1"
            },
            {
              "start": "2015-02-01",
              "end": "2015-08-01",
              "val": 0,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "start": "2015-02-01",
              "end": "2015-10-31",
              "val": 0,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 0,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 0,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 4000000,
              "accn": "0000701985-16-000069",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-06-03"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 4000000,
              "accn": "0000701985-17-000034",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-06-02",
              "frame": "CY2016Q1"
            },
            {
              "start": "2016-01-31",
              "end": "2016-07-30",
              "val": 4000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-07-30",
              "val": 4000000,
              "accn": "0000701985-17-000052",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-09-01"
            },
            {
              "start": "2016-01-31",
              "end": "2016-10-29",
              "val": 4000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-10-29",
              "val": 4000000,
              "accn": "0000701985-17-000067",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-12-01"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 4000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 4000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 4000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2016"
            },
            {
              "start": "2017-01-29",
              "end": "2017-04-29",
              "val": 0,
              "accn": "0000701985-17-000034",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-06-02",
              "frame": "CY2017Q1"
            },
            {
              "start": "2017-01-29",
              "end": "2017-07-29",
              "val": 0,
              "accn": "0000701985-17-000052",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-09-01"
            },
            {
              "start": "2017-01-29",
              "end": "2017-10-28",
              "val": 0,
              "accn": "0000701985-17-000067",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-12-01"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 0,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 0,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2017"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 0,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018"
            }
          ]
        }
      },
      "BuildingsAndImprovementsGross": {
        "label": "Buildings and Improvements, Gross",
        "description": "Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.",
        "units": {
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              "end": "2010-01-30",
              "val": 390000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2011-01-29",
              "val": 395000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "end": "2011-01-29",
              "val": 395000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 403000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "end": "2012-01-28",
              "val": 403000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 402000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "end": "2013-02-02",
              "val": 402000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 408000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "end": "2014-02-01",
              "val": 408000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 413000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "end": "2015-01-31",
              "val": 413000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 460000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "end": "2016-01-30",
              "val": 460000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 476000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "end": "2017-01-28",
              "val": 476000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 484000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "end": "2018-02-03",
              "val": 484000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 492000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 492000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2020-02-01",
              "val": 496000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
              "end": "2020-02-01",
              "val": 496000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2021-01-30",
              "val": 500000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19"
            },
            {
              "end": "2021-01-30",
              "val": 310000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2022-01-29",
              "val": 301000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
              "end": "2022-01-29",
              "val": 301000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2023-01-28",
              "val": 306000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17"
            },
            {
              "end": "2023-01-28",
              "val": 306000000,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2024-02-03",
              "val": 319000000,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22"
            },
            {
              "end": "2024-02-03",
              "val": 319000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2025-02-01",
              "val": 323000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14"
            },
            {
              "end": "2025-02-01",
              "val": 323000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2026-01-31",
              "val": 327000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "CapitalLeaseObligationsCurrent": {
        "label": "Capital Lease Obligations, Current",
        "description": "Amount of capital lease obligation due within one year or the normal operating cycle, if longer.",
        "units": {
          "USD": [
            {
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              "val": 8000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "CapitalLeaseObligationsNoncurrent": {
        "label": "Capital Lease Obligations, Noncurrent",
        "description": "Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2019-02-02",
              "val": 19000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "CapitalLeasesBalanceSheetAssetsByMajorClassNet": {
        "label": "Capital Leases, Balance Sheet, Assets by Major Class, Net",
        "description": "The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.",
        "units": {
          "USD": [
            {
              "end": "2019-02-02",
              "val": 26000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "CashAndCashEquivalentsAtCarryingValue": {
        "label": "Cash and Cash Equivalents, at Carrying Value",
        "description": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.",
        "units": {
          "USD": [
            {
              "end": "2007-02-03",
              "val": 500000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2006Q4I"
            },
            {
              "end": "2008-02-02",
              "val": 1018000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04"
            },
            {
              "end": "2008-02-02",
              "val": 1018000000,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10"
            },
            {
              "end": "2008-02-02",
              "val": 1018000000,
              "accn": "0001193125-09-247593",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-12-04"
            },
            {
              "end": "2008-02-02",
              "val": 1018000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26"
            },
            {
              "end": "2008-02-02",
              "val": 1018000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2007Q4I"
            },
            {
              "end": "2008-08-02",
              "val": 978000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04"
            },
            {
              "end": "2008-08-02",
              "val": 978000000,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10",
              "frame": "CY2008Q2I"
            },
            {
              "end": "2008-11-01",
              "val": 377000000,
              "accn": "0001193125-09-247593",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-12-04",
              "frame": "CY2008Q3I"
            },
            {
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              "end": "2017-07-29",
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              "end": "2017-10-28",
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            {
              "end": "2019-02-02",
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        "label": "Defined Benefit Plan, Benefit Obligation",
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              "filed": "2016-03-18",
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              "filed": "2016-03-18"
            },
            {
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              "end": "2016-01-30",
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              "filed": "2017-03-17",
              "frame": "CY2016"
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      "DefinedBenefitPlanContributionsByEmployer": {
        "label": "Defined Benefit Plan, Plan Assets, Contributions by Employer",
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              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 12000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 12000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2012"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 11000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 11000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2013"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 10000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
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              "filed": "2015-03-20"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 10000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
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              "filed": "2016-03-18",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 17000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 17000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 14000000,
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              "fy": 2016,
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              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016"
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          ]
        }
      },
      "DefinedBenefitPlanContributionsByPlanParticipants": {
        "label": "Defined Benefit Plan, Contributions by Plan Participants (Deprecated 2017-01-31)",
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            {
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              "filed": "2011-03-18"
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            {
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            {
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            {
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            {
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              "filed": "2013-03-22"
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            {
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              "end": "2013-02-02",
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            {
              "start": "2013-02-03",
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              "filed": "2015-03-20",
              "frame": "CY2013"
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            {
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              "filed": "2015-03-20"
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            },
            {
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              "end": "2016-01-30",
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              "fy": 2015,
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              "filed": "2016-03-18"
            },
            {
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              "end": "2016-01-30",
              "val": 15000000,
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              "filed": "2017-03-17",
              "frame": "CY2015"
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            {
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              "end": "2017-01-28",
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      },
      "DefinedBenefitPlanInterestCost": {
        "label": "Defined Benefit Plan, Interest Cost",
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            {
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              "end": "2013-02-02",
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              "filed": "2014-03-21"
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              "filed": "2015-03-20",
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            {
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              "filed": "2015-03-20"
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            {
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              "filed": "2016-03-18"
            },
            {
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              "filed": "2017-03-17",
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      "DefinedContributionPlanCostRecognized": {
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            {
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            {
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            {
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            {
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            {
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            {
              "start": "2011-01-30",
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            {
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            {
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            {
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            {
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      "DerivativeNotionalAmount": {
        "label": "Derivative, Notional Amount",
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        "description": "This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.",
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              "end": "2018-08-04",
              "val": 32000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06",
              "frame": "CY2018Q2I"
            },
            {
              "end": "2018-11-03",
              "val": 28000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2019-02-02",
              "val": 26000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-05-04",
              "val": 24000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2019Q1I"
            },
            {
              "end": "2019-08-03",
              "val": 23000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-11-02",
              "val": 23000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2020-02-01",
              "val": 21000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
              "end": "2020-02-01",
              "val": 21000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2021-01-30",
              "val": 33000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2020Q4I"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetOffMarketLeaseFavorableGross": {
        "label": "Finite-Lived Intangible Asset, Off-market Lease, Favorable, Gross",
        "description": "This element represents the identifiable intangible asset established upon acquisition based on a favorable difference between the terms of an acquired lease and the current market terms for that lease at the acquisition date.",
        "units": {
          "USD": [
            {
              "end": "2009-08-01",
              "val": 19000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-10-31",
              "val": 19000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2010-01-30",
              "val": 19000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-01-30",
              "val": 19000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "end": "2010-01-30",
              "val": 19000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "end": "2010-07-31",
              "val": 19000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-10-30",
              "val": 19000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2011-01-29",
              "val": 20000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsAccumulatedAmortization": {
        "label": "Finite-Lived Intangible Assets, Accumulated Amortization",
        "description": "Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "units": {
          "USD": [
            {
              "end": "2009-08-01",
              "val": 71000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-10-31",
              "val": 72000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2010-01-30",
              "val": 74000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-01-30",
              "val": 74000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "end": "2010-01-30",
              "val": 74000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "end": "2010-07-31",
              "val": 78000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-10-30",
              "val": 79000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2011-01-29",
              "val": 88000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsAmortizationExpense": {
        "label": "Finite-Lived Intangible Assets, Amortization Expense (Deprecated 2012-01-31)",
        "description": "Aggregate amount of intangible asset amortization recognized as expense during the period.",
        "units": {
          "USD": [
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 6000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
              "start": "2009-02-01",
              "end": "2009-08-01",
              "val": 2000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "start": "2009-05-03",
              "end": "2009-08-01",
              "val": 1000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2"
            },
            {
              "start": "2009-02-01",
              "end": "2009-10-31",
              "val": 3000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "start": "2009-08-02",
              "end": "2009-10-31",
              "val": 1000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q3"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 6000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 6000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2010-05-01",
              "val": 2000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2010Q1"
            },
            {
              "start": "2010-01-31",
              "end": "2010-07-31",
              "val": 3000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2010-01-31",
              "end": "2010-07-31",
              "val": 3000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "start": "2010-05-02",
              "end": "2010-07-31",
              "val": 1000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31",
              "frame": "CY2010Q2"
            },
            {
              "start": "2010-05-02",
              "end": "2010-07-31",
              "val": 1000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "start": "2010-01-31",
              "end": "2010-10-30",
              "val": 5000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2010-01-31",
              "end": "2010-10-30",
              "val": 5000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "start": "2010-08-01",
              "end": "2010-10-30",
              "val": 2000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-08-01",
              "end": "2010-10-30",
              "val": 2000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 7000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 7000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2011-04-30",
              "val": 1000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 2000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2011-05-01",
              "end": "2011-07-30",
              "val": 1000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31",
              "frame": "CY2011Q2"
            },
            {
              "start": "2011-01-30",
              "end": "2011-10-29",
              "val": 3000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2011-07-31",
              "end": "2011-10-29",
              "val": 1000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02",
              "frame": "CY2011Q3"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 4000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2012-04-28",
              "val": 1000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2012Q1"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths": {
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year One",
        "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "units": {
          "USD": [
            {
              "end": "2013-02-02",
              "val": 1000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsAmortizationExpenseYearFour": {
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Four",
        "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "units": {
          "USD": [
            {
              "end": "2012-07-28",
              "val": 2000000,
              "accn": "0000701985-12-000035",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-31",
              "frame": "CY2012Q2I"
            },
            {
              "end": "2012-10-27",
              "val": 2000000,
              "accn": "0000701985-12-000042",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30",
              "frame": "CY2012Q3I"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsAmortizationExpenseYearThree": {
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Three",
        "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "units": {
          "USD": [
            {
              "end": "2012-07-28",
              "val": 2000000,
              "accn": "0000701985-12-000035",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-31",
              "frame": "CY2012Q2I"
            },
            {
              "end": "2012-10-27",
              "val": 2000000,
              "accn": "0000701985-12-000042",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30",
              "frame": "CY2012Q3I"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo": {
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Two",
        "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "units": {
          "USD": [
            {
              "end": "2012-07-28",
              "val": 3000000,
              "accn": "0000701985-12-000035",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-31",
              "frame": "CY2012Q2I"
            },
            {
              "end": "2012-10-27",
              "val": 3000000,
              "accn": "0000701985-12-000042",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30",
              "frame": "CY2012Q3I"
            },
            {
              "end": "2013-02-02",
              "val": 1000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsGross": {
        "label": "Finite-Lived Intangible Assets, Gross",
        "description": "Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "units": {
          "USD": [
            {
              "end": "2009-08-01",
              "val": 102000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-10-31",
              "val": 102000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2010-01-30",
              "val": 102000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-01-30",
              "val": 102000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "end": "2010-01-30",
              "val": 102000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "end": "2010-07-31",
              "val": 103000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-10-30",
              "val": 103000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2011-01-29",
              "val": 104000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "end": "2011-01-29",
              "val": 16000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 9000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsNet": {
        "label": "Finite-Lived Intangible Assets, Net",
        "description": "Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "units": {
          "USD": [
            {
              "end": "2009-08-01",
              "val": 31000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-10-31",
              "val": 30000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2010-01-30",
              "val": 28000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-01-30",
              "val": 28000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "end": "2010-01-30",
              "val": 28000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "end": "2010-05-01",
              "val": 27000000,
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              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2010Q1I"
            },
            {
              "end": "2010-07-31",
              "val": 25000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-07-31",
              "val": 25000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
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              "filed": "2010-09-07"
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            {
              "end": "2010-10-30",
              "val": 24000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2010-10-30",
              "val": 24000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "end": "2011-01-29",
              "val": 16000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-01-29",
              "val": 16000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "end": "2011-01-29",
              "val": 16000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03"
            },
            {
              "end": "2011-01-29",
              "val": 16000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "end": "2011-04-30",
              "val": 15000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03"
            },
            {
              "end": "2011-04-30",
              "val": 15000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2011Q1I"
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            {
              "end": "2011-07-30",
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            },
            {
              "end": "2011-07-30",
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              "fy": 2012,
              "fp": "Q2",
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              "filed": "2012-08-31",
              "frame": "CY2011Q2I"
            },
            {
              "end": "2011-10-29",
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              "filed": "2011-12-02"
            },
            {
              "end": "2011-10-29",
              "val": 13000000,
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              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30",
              "frame": "CY2011Q3I"
            },
            {
              "end": "2012-01-28",
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              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2011Q4I"
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            {
              "end": "2012-01-28",
              "val": 9000000,
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              "filed": "2012-11-30"
            },
            {
              "end": "2012-01-28",
              "val": 9000000,
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              "fy": 2012,
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              "filed": "2012-08-31"
            },
            {
              "end": "2012-04-28",
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            {
              "end": "2012-07-28",
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            },
            {
              "end": "2012-10-27",
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              "accn": "0000701985-12-000042",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30",
              "frame": "CY2012Q3I"
            },
            {
              "end": "2013-02-02",
              "val": 1000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 1000000,
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              "fy": 2012,
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              "filed": "2013-03-22"
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          ]
        }
      },
      "FiniteLivedIntangibleAssetsUsefulLifeMaximum": {
        "label": "Finite-Lived Intangible Assets, Useful Life, Maximum (Deprecated 2012-01-31)",
        "description": "The maximum useful life of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company.",
        "units": {
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            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 20,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            }
          ],
          "Y": [
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 20,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "FiniteLivedIntangibleAssetsUsefulLifeMinimum": {
        "label": "Finite-Lived Intangible Assets, Useful Life, Minimum (Deprecated 2012-01-31)",
        "description": "The minimum useful life of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company.",
        "units": {
          "pure": [
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 3,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            }
          ],
          "Y": [
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 3,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "FiniteLivedPatentsGross": {
        "label": "Finite-Lived Patents, Gross",
        "description": "Gross carrying amount before accumulated amortization as of the balance sheet date of the costs pertaining to the exclusive legal rights granted to the owner of the patent to exploit an invention or a process for a period of time specified by law. Such costs may have been expended to directly apply and receive patent rights, or to acquire such rights.",
        "units": {
          "USD": [
            {
              "end": "2009-08-01",
              "val": 41000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-10-31",
              "val": 41000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2010-01-30",
              "val": 41000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
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              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-01-30",
              "val": 41000000,
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              "fy": 2010,
              "fp": "Q2",
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              "filed": "2010-09-07"
            },
            {
              "end": "2010-07-31",
              "val": 41000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-10-30",
              "val": 41000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3I"
            }
          ]
        }
      },
      "FiniteLivedTrademarksGross": {
        "label": "Finite-Lived Trademarks, Gross",
        "description": "Gross carrying amount before accumulated amortization as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a specified period of time.",
        "units": {
          "USD": [
            {
              "end": "2009-08-01",
              "val": 19000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-10-31",
              "val": 19000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2010-01-30",
              "val": 19000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-01-30",
              "val": 19000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "end": "2010-01-30",
              "val": 19000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "end": "2010-07-31",
              "val": 19000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-10-30",
              "val": 19000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2011-01-29",
              "val": 19000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            }
          ]
        }
      },
      "FiniteLivedTradeSecretsGross": {
        "label": "Finite-Lived Trade Secrets, Gross (Deprecated 2012-01-31)",
        "description": "Gross carrying amount before accumulated amortization as of the balance sheet date of trade secrets which protect the entity's unique technology and knowledge in its field of business so as to obtain competitive advantage for a reasonably expected period of economic benefit.",
        "units": {
          "USD": [
            {
              "end": "2010-01-30",
              "val": 41000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2011-01-29",
              "val": 41000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            }
          ]
        }
      },
      "ForeignCurrencyCashFlowHedgeAssetAtFairValue": {
        "label": "Foreign Currency Cash Flow Hedge Asset at Fair Value",
        "description": "Fair value as of the balance sheet date of all foreign currency derivative assets designated as cash flow hedging instruments.",
        "units": {
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              "end": "2015-01-31",
              "val": 21000000,
              "accn": "0000701985-15-000014",
              "fy": 2015,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2015-06-05"
            },
            {
              "end": "2015-01-31",
              "val": 21000000,
              "accn": "0000701985-15-000030",
              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-09-04"
            },
            {
              "end": "2015-01-31",
              "val": 21000000,
              "accn": "0000701985-15-000045",
              "fy": 2015,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2015-12-04"
            },
            {
              "end": "2015-01-31",
              "val": 21000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-05-02",
              "val": 11000000,
              "accn": "0000701985-15-000014",
              "fy": 2015,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2015-06-05"
            },
            {
              "end": "2015-05-02",
              "val": 11000000,
              "accn": "0000701985-16-000069",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-06-03",
              "frame": "CY2015Q1I"
            },
            {
              "end": "2015-08-01",
              "val": 25000000,
              "accn": "0000701985-15-000030",
              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-09-04"
            },
            {
              "end": "2015-08-01",
              "val": 25000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02",
              "frame": "CY2015Q2I"
            },
            {
              "end": "2015-10-31",
              "val": 27000000,
              "accn": "0000701985-15-000045",
              "fy": 2015,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2015-12-04"
            },
            {
              "end": "2015-10-31",
              "val": 27000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02",
              "frame": "CY2015Q3I"
            },
            {
              "end": "2016-01-30",
              "val": 27000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "end": "2016-01-30",
              "val": 27000000,
              "accn": "0000701985-16-000069",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-06-03"
            },
            {
              "end": "2016-01-30",
              "val": 27000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "end": "2016-01-30",
              "val": 27000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "end": "2016-01-30",
              "val": 27000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-04-30",
              "val": 11000000,
              "accn": "0000701985-16-000069",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-06-03"
            },
            {
              "end": "2016-04-30",
              "val": 11000000,
              "accn": "0000701985-17-000034",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-06-02",
              "frame": "CY2016Q1I"
            },
            {
              "end": "2016-07-30",
              "val": 16000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "end": "2016-07-30",
              "val": 16000000,
              "accn": "0000701985-17-000052",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-09-01",
              "frame": "CY2016Q2I"
            },
            {
              "end": "2016-10-29",
              "val": 26000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "end": "2016-10-29",
              "val": 26000000,
              "accn": "0000701985-17-000067",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-12-01",
              "frame": "CY2016Q3I"
            },
            {
              "end": "2017-01-28",
              "val": 18000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "end": "2017-01-28",
              "val": 18000000,
              "accn": "0000701985-17-000034",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-06-02"
            },
            {
              "end": "2017-01-28",
              "val": 18000000,
              "accn": "0000701985-17-000052",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-09-01"
            },
            {
              "end": "2017-01-28",
              "val": 18000000,
              "accn": "0000701985-17-000067",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-12-01"
            },
            {
              "end": "2017-01-28",
              "val": 18000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-04-29",
              "val": 27000000,
              "accn": "0000701985-17-000034",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-06-02"
            },
            {
              "end": "2017-04-29",
              "val": 27000000,
              "accn": "0000701985-18-000033",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-06-07",
              "frame": "CY2017Q1I"
            },
            {
              "end": "2017-07-29",
              "val": 8000000,
              "accn": "0000701985-17-000052",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-09-01"
            },
            {
              "end": "2017-07-29",
              "val": 8000000,
              "accn": "0000701985-18-000045",
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              "accn": "0000701985-18-000045",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-09-07"
            },
            {
              "end": "2018-02-03",
              "val": 9000000,
              "accn": "0000701985-18-000061",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-12-04"
            },
            {
              "end": "2018-02-03",
              "val": 9000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-05-05",
              "val": 2000000,
              "accn": "0000701985-18-000033",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-06-07"
            },
            {
              "end": "2018-05-05",
              "val": 2000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2018Q1I"
            },
            {
              "end": "2018-08-04",
              "val": 1000000,
              "accn": "0000701985-18-000045",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-09-07"
            },
            {
              "end": "2018-08-04",
              "val": 1000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06",
              "frame": "CY2018Q2I"
            },
            {
              "end": "2019-11-02",
              "val": 1000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2020-02-01",
              "val": 1000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2019Q4I"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearFour": {
        "label": "Future Amortization Expense, Year Four (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year four of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-08-01",
              "end": "2010-10-30",
              "val": 3000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 2000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2011-04-30",
              "val": 2000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 2000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2011-01-30",
              "end": "2011-10-29",
              "val": 2000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 2000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 3000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2014"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearOne": {
        "label": "Future Amortization Expense, Year One (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-08-01",
              "end": "2010-10-30",
              "val": 7000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 6000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2011-04-30",
              "val": 3000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 4000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2011-01-30",
              "end": "2011-10-29",
              "val": 4000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 7000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 3000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2012-04-28",
              "val": 3000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2012Q1"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearThree": {
        "label": "Future Amortization Expense, Year Three (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year three of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-08-01",
              "end": "2010-10-30",
              "val": 4000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 3000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2011-04-30",
              "val": 2000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 3000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2011-01-30",
              "end": "2011-10-29",
              "val": 3000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 2000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 4000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2013"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearTwo": {
        "label": "Future Amortization Expense, Year Two (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year two of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-08-01",
              "end": "2010-10-30",
              "val": 5000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 3000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2011-04-30",
              "val": 3000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 3000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2011-01-30",
              "end": "2011-10-29",
              "val": 3000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 2000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2012-04-28",
              "val": 2000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2012Q1"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 5000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2012"
            }
          ]
        }
      },
      "GainLossOnDispositionOfAssets": {
        "label": "Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property",
        "description": "Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.",
        "units": {
          "USD": [
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 0,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2011-10-29",
              "val": 0,
              "accn": "0000701985-12-000042",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 0,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 0,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2012-10-27",
              "val": 3000000,
              "accn": "0000701985-12-000042",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30"
            },
            {
              "start": "2012-01-29",
              "end": "2012-10-27",
              "val": 3000000,
              "accn": "0000701985-13-000043",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-12-06"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 3000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 3000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 3000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2012"
            },
            {
              "start": "2013-02-03",
              "end": "2013-11-02",
              "val": 0,
              "accn": "0000701985-13-000043",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-12-06"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 0,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 0,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 0,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2013"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 0,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 0,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 0,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
              "end": "2015-08-01",
              "val": -3000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "start": "2015-02-01",
              "end": "2015-10-31",
              "val": 3000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": -2000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": -2000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": -2000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
              "end": "2016-07-30",
              "val": 0,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-10-29",
              "val": 0,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 0,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 0,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2016"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 0,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017"
            }
          ]
        }
      },
      "GainLossOnForeignCurrencyCashFlowHedgeIneffectiveness": {
        "label": "Gain (Loss) on Foreign Currency Cash Flow Hedge Ineffectiveness",
        "description": "The net gain (loss) during the reporting period due to ineffectiveness in foreign currency cash flow hedges. Recognized in earnings.",
        "units": {
          "USD": [
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 0,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2011-01-30",
              "end": "2011-10-29",
              "val": 0,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2012-01-29",
              "end": "2012-04-28",
              "val": 0,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2012Q1"
            },
            {
              "start": "2012-01-29",
              "end": "2012-07-28",
              "val": 0,
              "accn": "0000701985-12-000035",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-31"
            },
            {
              "start": "2012-01-29",
              "end": "2012-10-27",
              "val": 0,
              "accn": "0000701985-12-000042",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 0,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012"
            },
            {
              "start": "2013-02-03",
              "end": "2013-05-04",
              "val": 0,
              "accn": "0000701985-13-000023",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
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              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-09-06"
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            {
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              "filed": "2013-12-06"
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              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013"
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              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-06-06",
              "frame": "CY2014Q1"
            },
            {
              "start": "2014-02-02",
              "end": "2014-08-02",
              "val": 0,
              "accn": "0000701985-14-000038",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-09-05"
            },
            {
              "start": "2014-02-02",
              "end": "2014-11-01",
              "val": 0,
              "accn": "0000701985-14-000045",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-12-05"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 0,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014"
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            {
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              "fy": 2015,
              "fp": "Q1",
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              "filed": "2015-06-05",
              "frame": "CY2015Q1"
            },
            {
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              "end": "2015-08-01",
              "val": 0,
              "accn": "0000701985-15-000030",
              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-09-04"
            },
            {
              "start": "2015-02-01",
              "end": "2015-10-31",
              "val": 0,
              "accn": "0000701985-15-000045",
              "fy": 2015,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2015-12-04"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 0,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015"
            },
            {
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              "val": 0,
              "accn": "0000701985-16-000069",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-06-03",
              "frame": "CY2016Q1"
            },
            {
              "start": "2016-01-31",
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              "val": 0,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            }
          ]
        }
      },
      "GainLossOnSaleOfOtherAssets": {
        "label": "Gain (Loss) on Disposition of Other Assets",
        "description": "Amount of gain (loss) on sale or disposal of other assets.",
        "units": {
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              "end": "2008-02-02",
              "val": 37000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2007"
            },
            {
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              "val": 0,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2008"
            },
            {
              "start": "2009-02-01",
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              "val": 0,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2009"
            },
            {
              "start": "2023-01-29",
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              "val": 0,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2023"
            },
            {
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              "val": 0,
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              "fy": 2025,
              "fp": "Q3",
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              "filed": "2025-11-20"
            },
            {
              "start": "2024-02-04",
              "end": "2025-02-01",
              "val": 0,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2024"
            },
            {
              "start": "2025-02-02",
              "end": "2025-05-03",
              "val": 0,
              "accn": "0000701985-26-000014",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2025Q1"
            },
            {
              "start": "2025-02-02",
              "end": "2025-11-01",
              "val": 8000000,
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              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-11-20"
            },
            {
              "start": "2025-02-02",
              "end": "2026-01-31",
              "val": 8000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025"
            },
            {
              "start": "2026-02-01",
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              "val": 3000000,
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              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2026Q1"
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          ]
        }
      },
      "GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee": {
        "label": "Gain (Loss) on Disposition of Stock in Subsidiary or Equity Method Investee",
        "description": "Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries or equity method investee.",
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              "filed": "2011-03-18",
              "frame": "CY2008"
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            {
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              "fy": 2010,
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              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2009-02-01",
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              "fy": 2011,
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              "fy": 2011,
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              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
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            {
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              "val": 0,
              "accn": "0001445305-11-003514",
              "fy": 2011,
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              "filed": "2011-12-02"
            },
            {
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              "end": "2011-01-29",
              "val": -45000000,
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              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
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              "val": 45000000,
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              "form": "10-K",
              "filed": "2013-03-22",
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            {
              "start": "2010-01-31",
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              "val": 45000000,
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              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
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              "val": -86000000,
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              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03"
            },
            {
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              "val": 86000000,
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              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2011Q1"
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            {
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              "val": 86000000,
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              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 86000000,
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              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-31"
            },
            {
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              "end": "2011-10-29",
              "val": 86000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2011-01-30",
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              "val": 86000000,
              "accn": "0000701985-12-000042",
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              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 86000000,
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              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2011"
            },
            {
              "start": "2011-01-30",
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              "val": 86000000,
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              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 86000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
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              "filed": "2012-03-23"
            },
            {
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              "val": 0,
              "accn": "0000701985-12-000027",
              "fy": 2012,
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              "form": "10-Q",
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              "frame": "CY2012Q1"
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            {
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              "fy": 2012,
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              "filed": "2012-08-31"
            },
            {
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              "val": 0,
              "accn": "0000701985-12-000042",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-30"
            },
            {
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              "val": 0,
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              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2012"
            },
            {
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              "val": 0,
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              "fy": 2012,
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              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
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              "val": 0,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013"
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          ]
        }
      },
      "GainLossOnSalesOfAssetsAndAssetImpairmentCharges": {
        "label": "Gain (Loss) on Sale of Assets and Asset Impairment Charges",
        "description": "Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value.",
        "units": {
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              "val": 0,
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              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-09-04"
            },
            {
              "start": "2014-02-02",
              "end": "2014-11-01",
              "val": 0,
              "accn": "0000701985-15-000045",
              "fy": 2015,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2015-12-04"
            },
            {
              "start": "2015-02-01",
              "end": "2015-08-01",
              "val": -3000000,
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              "fy": 2015,
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              "filed": "2015-09-04"
            },
            {
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              "val": -3000000,
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              "fy": 2015,
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              "form": "10-Q",
              "filed": "2015-12-04"
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          ]
        }
      },
      "GainLossOnTerminationOfLease": {
        "label": "Gain (Loss) on Termination of Lease",
        "description": "Amount of gain (loss) on termination of lease before expiration of lease term.",
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              "val": 0,
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              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2018"
            },
            {
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              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-09-03"
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            {
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              "val": 0,
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              "fy": 2020,
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              "filed": "2020-12-04"
            },
            {
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              "fy": 2020,
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              "filed": "2021-03-19"
            },
            {
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              "fy": 2021,
              "fp": "FY",
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              "frame": "CY2019"
            },
            {
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              "val": 39000000,
              "accn": "0000701985-20-000036",
              "fy": 2020,
              "fp": "Q2",
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            },
            {
              "start": "2020-02-02",
              "end": "2020-08-01",
              "val": 39000000,
              "accn": "0000701985-21-000030",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-09-02"
            },
            {
              "start": "2020-05-03",
              "end": "2020-08-01",
              "val": 39000000,
              "accn": "0000701985-20-000036",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-09-03"
            },
            {
              "start": "2020-05-03",
              "end": "2020-08-01",
              "val": 39000000,
              "accn": "0000701985-20-000050",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-12-04"
            },
            {
              "start": "2020-05-03",
              "end": "2020-08-01",
              "val": 39000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2020Q2"
            },
            {
              "start": "2020-02-02",
              "end": "2020-10-31",
              "val": 39000000,
              "accn": "0000701985-20-000050",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-12-04"
            },
            {
              "start": "2020-02-02",
              "end": "2020-10-31",
              "val": 39000000,
              "accn": "0000701985-21-000038",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-12-03"
            },
            {
              "start": "2020-02-02",
              "end": "2021-01-30",
              "val": 39000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19"
            },
            {
              "start": "2020-02-02",
              "end": "2021-01-30",
              "val": 39000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
              "start": "2020-02-02",
              "end": "2021-01-30",
              "val": 39000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2020"
            },
            {
              "start": "2021-01-31",
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              "val": 0,
              "accn": "0000701985-21-000030",
              "fy": 2021,
              "fp": "Q2",
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              "filed": "2021-09-02"
            },
            {
              "start": "2021-01-31",
              "end": "2021-10-30",
              "val": 0,
              "accn": "0000701985-21-000038",
              "fy": 2021,
              "fp": "Q3",
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              "filed": "2021-12-03"
            },
            {
              "start": "2021-01-31",
              "end": "2022-01-29",
              "val": 0,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
              "start": "2021-01-31",
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              "val": 0,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2021"
            },
            {
              "start": "2022-01-30",
              "end": "2023-01-28",
              "val": 0,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2022"
            }
          ]
        }
      },
      "GainsLossesOnExtinguishmentOfDebt": {
        "label": "Gain (Loss) on Extinguishment of Debt",
        "description": "Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.",
        "units": {
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            {
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        "description": "Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2007"
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            {
              "start": "2008-02-03",
              "end": "2008-08-02",
              "val": 11000000,
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              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10"
            },
            {
              "start": "2008-02-03",
              "end": "2008-08-02",
              "val": 11000000,
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              "filed": "2009-09-04"
            },
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            },
            {
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            },
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            },
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              "filed": "2009-11-10"
            },
            {
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              "end": "2009-08-01",
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              "accn": "0001193125-09-187824",
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            },
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              "fp": "Q3",
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            },
            {
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              "end": "2009-10-31",
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            {
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              "frame": "CY2009Q3"
            },
            {
              "start": "2009-08-02",
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              "filed": "2009-12-04"
            },
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              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2009"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 2000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26"
            },
            {
              "start": "2010-01-31",
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              "val": 1000000,
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              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2010Q1"
            },
            {
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              "fy": 2010,
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            },
            {
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            },
            {
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              "val": 2000000,
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            },
            {
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              "filed": "2010-12-03",
              "frame": "CY2010Q3"
            },
            {
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              "fy": 2010,
              "fp": "FY",
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              "filed": "2011-03-18",
              "frame": "CY2010"
            },
            {
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              "val": 1000000,
              "accn": "0001193125-11-158436",
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              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
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        }
      },
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              "val": 50000000,
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              "form": "10-Q",
              "filed": "2016-06-03",
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            },
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              "end": "2015-08-01",
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            },
            {
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              "accn": "0000701985-17-000067",
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            },
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              "fp": "FY",
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              "filed": "2019-03-22",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-05-05",
              "val": 17000000,
              "accn": "0000701985-18-000033",
              "fy": 2018,
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              "filed": "2018-06-07"
            },
            {
              "end": "2018-05-05",
              "val": 17000000,
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              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2018Q1I"
            },
            {
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              "val": 11000000,
              "accn": "0000701985-18-000045",
              "fy": 2018,
              "fp": "Q2",
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              "filed": "2018-09-07"
            },
            {
              "end": "2018-08-04",
              "val": 11000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06",
              "frame": "CY2018Q2I"
            },
            {
              "end": "2018-11-03",
              "val": 9000000,
              "accn": "0000701985-18-000061",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-12-04"
            },
            {
              "end": "2018-11-03",
              "val": 9000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2019-02-02",
              "val": 11000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 11000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
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              "filed": "2019-06-04"
            },
            {
              "end": "2019-02-02",
              "val": 11000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "end": "2019-02-02",
              "val": 11000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06"
            },
            {
              "end": "2019-02-02",
              "val": 11000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-05-04",
              "val": 8000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2019Q1I"
            },
            {
              "end": "2019-08-03",
              "val": 2000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-11-02",
              "val": 1000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
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              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2019Q3I"
            }
          ]
        }
      },
      "Land": {
        "label": "Land",
        "description": "Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.",
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              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
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              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
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              "accn": "0000701985-12-000021",
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              "filed": "2012-03-23",
              "frame": "CY2010Q4I"
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              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 60000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "end": "2013-02-02",
              "val": 60000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 58000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "end": "2014-02-01",
              "val": 58000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 87000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "end": "2015-01-31",
              "val": 87000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 108000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            }
          ]
        }
      },
      "LandAndLandImprovements": {
        "label": "Land and Land Improvements",
        "description": "Amount before accumulated deprecation and depletion of real estate held for productive use and additions or improvements to real estate held for productive use, examples include, but are not limited to, walkways, driveways, fences, and parking lots. Excludes land held for sale.",
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              "filed": "2017-03-17",
              "frame": "CY2015Q4I"
            },
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              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "end": "2017-01-28",
              "val": 113000000,
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              "end": "2018-02-03",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
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              "filed": "2019-03-22"
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            {
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              "fy": 2020,
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              "fy": 2020,
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              "filed": "2020-03-30"
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            {
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              "fy": 2020,
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              "frame": "CY2019Q4I"
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              "val": 115000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19"
            },
            {
              "end": "2021-01-30",
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              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18",
              "frame": "CY2020Q4I"
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              "end": "2022-01-29",
              "val": 89000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
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              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
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              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2023-01-28",
              "val": 90000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17"
            },
            {
              "end": "2023-01-28",
              "val": 90000000,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2024-02-03",
              "val": 90000000,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22"
            },
            {
              "end": "2024-02-03",
              "val": 90000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2025-02-01",
              "val": 87000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
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              "form": "10-K",
              "filed": "2025-03-14"
            },
            {
              "end": "2025-02-01",
              "val": 87000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2024Q4I"
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            {
              "end": "2026-01-31",
              "val": 92000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
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              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025Q4I"
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          ]
        }
      },
      "LandUnderPurchaseOptionsRecorded": {
        "label": "Land under Purchase Options, Recorded",
        "description": "The carrying amount as of the balance sheet date of land not owned but under a contract in which the entity has an option to purchase the land.",
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              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2014Q1I"
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          ]
        }
      },
      "LeaseAndRentalExpense": {
        "label": "Operating Leases, Rent Expense",
        "description": "Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.",
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              "end": "2009-01-31",
              "val": 488000000,
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              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 506000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 506000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 518000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 518000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2010-01-31",
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              "val": 518000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 546000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 546000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 546000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 578000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 578000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 578000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2012"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 611000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 611000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 611000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2013"
            },
            {
              "start": "2014-02-02",
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              "val": 645000000,
              "accn": "0000701985-15-000006",
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              "filed": "2015-03-20"
            },
            {
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              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
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              "val": 645000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
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              "val": 683000000,
              "accn": "0000701985-16-000051",
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              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 683000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 683000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 763000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 763000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 763000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2016"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 801000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 801000000,
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              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 801000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2017"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 831000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 831000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
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              "filed": "2020-03-30"
            },
            {
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              "val": 831000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2018"
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          ]
        }
      },
      "LeaseCost": {
        "label": "Lease, Cost",
        "description": "Amount of lease cost recognized by lessee for lease contract.",
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              "fy": 2019,
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            {
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              "filed": "2019-09-06",
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            },
            {
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              "end": "2019-11-02",
              "val": 643000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06"
            },
            {
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              "val": 242000000,
              "accn": "0000701985-19-000049",
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              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
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              "end": "2020-02-01",
              "val": 899000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
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              "form": "10-K",
              "filed": "2021-03-19"
            },
            {
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              "end": "2020-02-01",
              "val": 281000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18",
              "frame": "CY2019"
            },
            {
              "start": "2020-02-02",
              "end": "2021-01-30",
              "val": 843000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19"
            },
            {
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              "end": "2021-01-30",
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              "accn": "0000701985-22-000009",
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              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
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              "val": 311000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2020"
            },
            {
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              "accn": "0000701985-22-000009",
              "fy": 2021,
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              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
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              "val": 358000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17"
            },
            {
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              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22",
              "frame": "CY2021"
            },
            {
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              "val": 382000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
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              "filed": "2023-03-17"
            },
            {
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              "form": "10-K",
              "filed": "2024-03-22"
            },
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            {
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            {
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          ]
        }
      },
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        "label": "Long-term Debt, Excluding Current Maturities",
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              "val": 3612000000,
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        "label": "Loss Contingency, Damages Awarded, Value",
        "description": "Amount of damages awarded to the plaintiff in the legal matter.",
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            {
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            {
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            {
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            {
              "start": "2011-10-30",
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              "val": 9000000,
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              "fy": 2014,
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              "form": "10-Q",
              "filed": "2014-12-05",
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            {
              "start": "2012-10-28",
              "end": "2013-02-02",
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              "filed": "2015-03-20",
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              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
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          ]
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      },
      "NotionalAmountOfInterestRateFairValueHedgeDerivatives": {
        "label": "Notional Amount of Interest Rate Fair Value Hedge Derivatives (Deprecated 2013-01-31)",
        "description": "Aggregate notional amount of all interest rate derivatives designated as hedging instruments in fair value hedges. Notional amount refers to the monetary amount specified in the interest rate derivative contract.",
        "units": {
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              "filed": "2010-12-03"
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            {
              "end": "2011-01-29",
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              "fy": 2011,
              "fp": "FY",
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              "filed": "2012-03-23",
              "frame": "CY2010Q4I"
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              "frame": "CY2011Q4I"
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            {
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              "filed": "2012-03-23"
            },
            {
              "end": "2012-04-28",
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            {
              "end": "2012-07-28",
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              "filed": "2012-08-31",
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      },
      "NumberOfCountriesInWhichEntityOperates": {
        "label": "Number of Countries in which Entity Operates",
        "description": "The number of countries in which the entity operates as of balance sheet date.",
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      "NumberOfReportableSegments": {
        "label": "Number of Reportable Segments",
        "description": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.",
        "units": {
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              "form": "10-Q",
              "filed": "2013-06-07",
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              "filed": "2013-12-06"
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            {
              "start": "2013-02-03",
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              "fy": 2013,
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              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013"
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              "start": "2014-02-02",
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              "val": 3,
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              "form": "10-Q",
              "filed": "2014-06-06",
              "frame": "CY2014Q1"
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            {
              "start": "2014-02-02",
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              "fy": 2014,
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              "form": "10-Q",
              "filed": "2014-09-05"
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            {
              "start": "2014-02-02",
              "end": "2014-11-01",
              "val": 3,
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              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-12-05"
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              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 3,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
              "end": "2015-05-02",
              "val": 3,
              "accn": "0000701985-15-000014",
              "fy": 2015,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2015-06-05",
              "frame": "CY2015Q1"
            },
            {
              "start": "2015-02-01",
              "end": "2015-08-01",
              "val": 3,
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              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-09-04"
            },
            {
              "start": "2015-02-01",
              "end": "2015-10-31",
              "val": 3,
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              "fy": 2015,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2015-12-04"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 3,
              "accn": "0000701985-16-000051",
              "fy": 2015,
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              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
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              "val": 3,
              "accn": "0000701985-16-000069",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-06-03",
              "frame": "CY2016Q1"
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            {
              "start": "2016-01-31",
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              "val": 3,
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              "fy": 2016,
              "fp": "Q2",
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              "filed": "2016-09-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-10-29",
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              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2016-01-31",
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              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016"
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            {
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              "filed": "2017-06-02",
              "frame": "CY2017Q1"
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            {
              "start": "2017-01-29",
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              "val": 3,
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              "fy": 2017,
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              "filed": "2017-09-01"
            },
            {
              "start": "2017-01-29",
              "end": "2017-10-28",
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              "accn": "0000701985-17-000067",
              "fy": 2017,
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              "form": "10-Q",
              "filed": "2017-12-01"
            },
            {
              "start": "2017-01-29",
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              "val": 3,
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              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017"
            },
            {
              "start": "2018-02-04",
              "end": "2018-05-05",
              "val": 3,
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              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-06-07",
              "frame": "CY2018Q1"
            },
            {
              "start": "2018-02-04",
              "end": "2018-08-04",
              "val": 3,
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              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-09-07"
            },
            {
              "start": "2018-02-04",
              "end": "2018-11-03",
              "val": 3,
              "accn": "0000701985-18-000061",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-12-04"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 3,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018"
            },
            {
              "start": "2019-02-03",
              "end": "2019-05-04",
              "val": 3,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2019Q1"
            },
            {
              "start": "2019-02-03",
              "end": "2019-08-03",
              "val": 3,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "start": "2019-02-03",
              "end": "2019-11-02",
              "val": 3,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06"
            },
            {
              "start": "2019-02-03",
              "end": "2020-02-01",
              "val": 3,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2019"
            },
            {
              "start": "2020-02-02",
              "end": "2020-05-02",
              "val": 3,
              "accn": "0000701985-20-000020",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-06-03",
              "frame": "CY2020Q1"
            },
            {
              "start": "2020-02-02",
              "end": "2020-08-01",
              "val": 3,
              "accn": "0000701985-20-000036",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-09-03"
            },
            {
              "start": "2020-08-02",
              "end": "2020-10-31",
              "val": 2,
              "accn": "0000701985-20-000050",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-12-04",
              "frame": "CY2020Q3"
            },
            {
              "start": "2020-11-01",
              "end": "2021-01-30",
              "val": 2,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2020Q4"
            },
            {
              "start": "2021-01-31",
              "end": "2021-05-01",
              "val": 2,
              "accn": "0000701985-21-000020",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-06-03",
              "frame": "CY2021Q1"
            }
          ],
          "store": [
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              "end": "2021-07-31",
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              "accn": "0000701985-21-000030",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-09-02",
              "frame": "CY2021Q2"
            }
          ],
          "segment": [
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              "end": "2021-08-02",
              "val": 2,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
              "start": "2021-08-03",
              "end": "2022-01-29",
              "val": 1,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
              "start": "2022-01-30",
              "end": "2023-01-28",
              "val": 1,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2022"
            },
            {
              "start": "2023-01-29",
              "end": "2024-02-03",
              "val": 1,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22",
              "frame": "CY2023"
            },
            {
              "start": "2024-02-04",
              "end": "2025-02-01",
              "val": 1,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14",
              "frame": "CY2024"
            },
            {
              "start": "2025-02-02",
              "end": "2025-05-03",
              "val": 1,
              "accn": "0000701985-25-000021",
              "fy": 2025,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2025-05-29",
              "frame": "CY2025Q1"
            },
            {
              "start": "2025-02-02",
              "end": "2025-08-02",
              "val": 1,
              "accn": "0000701985-25-000030",
              "fy": 2025,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2025-08-28"
            },
            {
              "start": "2025-02-02",
              "end": "2025-11-01",
              "val": 1,
              "accn": "0000701985-25-000035",
              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-11-20"
            },
            {
              "start": "2025-02-02",
              "end": "2026-01-31",
              "val": 1,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025"
            },
            {
              "start": "2026-02-01",
              "end": "2026-05-02",
              "val": 1,
              "accn": "0000701985-26-000014",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2026Q1"
            }
          ]
        }
      },
      "NumberOfStores": {
        "label": "Number of Stores",
        "description": "Represents the number of stores.",
        "units": {
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            },
            {
              "end": "2015-08-01",
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              "fy": 2015,
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              "form": "10-Q",
              "filed": "2015-09-04",
              "frame": "CY2015Q2I"
            },
            {
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              "accn": "0000701985-15-000045",
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              "filed": "2015-12-04",
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            },
            {
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              "frame": "CY2016Q1I"
            },
            {
              "end": "2016-07-30",
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              "fy": 2016,
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              "form": "10-Q",
              "filed": "2016-09-02",
              "frame": "CY2016Q2I"
            },
            {
              "end": "2016-10-29",
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              "form": "10-Q",
              "filed": "2016-12-02",
              "frame": "CY2016Q3I"
            },
            {
              "end": "2017-04-29",
              "val": 29,
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              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-06-02",
              "frame": "CY2017Q1I"
            }
          ]
        }
      },
      "OperatingIncomeLoss": {
        "label": "Operating Income (Loss)",
        "description": "The net result for the period of deducting operating expenses from operating revenues.",
        "units": {
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              "start": "2007-02-04",
              "end": "2008-02-02",
              "val": 1110000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2007"
            },
            {
              "start": "2008-02-03",
              "end": "2008-08-02",
              "val": 395000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04"
            },
            {
              "start": "2008-02-03",
              "end": "2008-08-02",
              "val": 395000000,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10"
            },
            {
              "start": "2008-05-04",
              "end": "2008-08-02",
              "val": 186000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
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              "filed": "2009-09-04"
            },
            {
              "start": "2008-05-04",
              "end": "2008-08-02",
              "val": 186000000,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10",
              "frame": "CY2008Q2"
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              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 698000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 698000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04"
            },
            {
              "end": "2019-02-02",
              "val": 698000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "end": "2019-02-02",
              "val": 698000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals": {
        "label": "Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals",
        "description": "Contractually required future rental payments receivable on noncancelable subleasing arrangements.",
        "units": {
          "USD": [
            {
              "end": "2014-02-01",
              "val": 7000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueInFiveYears": {
        "label": "Operating Leases, Future Minimum Payments, Due in Five Years",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2011-01-29",
              "val": 326000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 329000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 351000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 338000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 364000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 472000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 531000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 543000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 504000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 504000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04"
            },
            {
              "end": "2019-02-02",
              "val": 504000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "end": "2019-02-02",
              "val": 504000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueInFourYears": {
        "label": "Operating Leases, Future Minimum Payments, Due in Four Years",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2011-01-29",
              "val": 371000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 381000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 406000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 418000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 413000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 500000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 571000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 617000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 562000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 562000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04"
            },
            {
              "end": "2019-02-02",
              "val": 562000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "end": "2019-02-02",
              "val": 562000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueInThreeYears": {
        "label": "Operating Leases, Future Minimum Payments, Due in Three Years",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2011-01-29",
              "val": 396000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 434000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 456000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 478000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 494000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 546000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 605000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 663000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 630000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 630000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04"
            },
            {
              "end": "2019-02-02",
              "val": 630000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "end": "2019-02-02",
              "val": 630000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueInTwoYears": {
        "label": "Operating Leases, Future Minimum Payments, Due in Two Years",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2011-01-29",
              "val": 433000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 463000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 507000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 526000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 556000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 625000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 651000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 695000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 676000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 676000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04"
            },
            {
              "end": "2019-02-02",
              "val": 676000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "end": "2019-02-02",
              "val": 676000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueThereafter": {
        "label": "Operating Leases, Future Minimum Payments, Due Thereafter",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2011-01-29",
              "val": 1072000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 1020000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 1192000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 1371000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 1455000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 1970000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 2112000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 2080000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 1738000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "end": "2019-02-02",
              "val": 1738000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04"
            },
            {
              "end": "2019-02-02",
              "val": 1738000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "end": "2019-02-02",
              "val": 1738000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsReceivable": {
        "label": "Operating Leases, Future Minimum Payments Receivable",
        "description": "Future minimum rental payments in aggregate as of the balance sheet date under operating leases.",
        "units": {
          "USD": [
            {
              "end": "2011-01-29",
              "val": 10000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 9000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 9000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            }
          ]
        }
      },
      "OperatingLeasesIncomeStatementSubleaseRevenue": {
        "label": "Operating Leases, Income Statement, Sublease Revenue",
        "description": "The amount of revenue recognized for the period under subleasing arrangements.",
        "units": {
          "USD": [
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 4000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 2000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 2000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 3000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 3000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 3000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 3000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 3000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 3000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 2000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 2000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 2000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2012"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 2000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 2000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 2000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2013"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 2000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 2000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 2000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 2000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 2000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 2000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 2000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 2000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 2000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2016"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 2000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 2000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 2000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2017"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 2000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 2000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 2000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2018"
            }
          ]
        }
      },
      "OperatingLeasesRentExpenseContingentRentals": {
        "label": "Operating Leases, Rent Expense, Contingent Rentals",
        "description": "The increases or decreases in lease payments that result from changes occurring after the inception of the lease in the factors (other than the passage of time) on which lease payments are based, except that any escalation of minimum lease payments relating to increases in construction or acquisition cost of the leased property or for increases in some measure of cost or value during the construction or preconstruction period, are excluded from contingent rentals. Contingent rentals also may include amounts for which the triggering events have not yet occurred or the specified targets for which have not yet been achieved (such as sales based percentage rent), but which events are considered probable of occurring or which specified targets are considered probable of being achieved.",
        "units": {
          "USD": [
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 37000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 40000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 40000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 44000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 44000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 44000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 50000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 50000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 50000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 60000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 60000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 60000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2012"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 59000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 59000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 59000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2013"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 63000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 63000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 63000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 73000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 73000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 73000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 71000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 71000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 71000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2016"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 67000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 67000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 67000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2017"
            },
            {
              "start": "2018-02-04",
              "end": "2018-05-05",
              "val": 12000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2018Q1"
            },
            {
              "start": "2018-02-04",
              "end": "2018-08-04",
              "val": 30000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "start": "2018-05-06",
              "end": "2018-08-04",
              "val": 18000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06",
              "frame": "CY2018Q2"
            },
            {
              "start": "2018-02-04",
              "end": "2018-11-03",
              "val": 45000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06"
            },
            {
              "start": "2018-08-05",
              "end": "2018-11-03",
              "val": 15000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06",
              "frame": "CY2018Q3"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 72000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 72000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 72000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2018"
            }
          ]
        }
      },
      "OperatingLeasesRentExpenseMinimumRentals": {
        "label": "Operating Leases, Rent Expense, Minimum Rentals",
        "description": "This element represents the payments that the lessee is obligated to make or can be required to make in connection with a property under the terms of an agreement classified as an operating lease, excluding contingent rentals and a guarantee by the lessee of the lessor's debt and the lessee's obligation to pay (apart from the rental payments) executory costs such as insurance, maintenance, and taxes.",
        "units": {
          "USD": [
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 391000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 407000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 407000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 417000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 417000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 417000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 437000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 437000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 437000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 453000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 453000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 453000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2012"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 482000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
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      "OtherBorrowings": {
        "label": "Other Borrowings",
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      },
      "OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease": {
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            {
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            {
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              "fy": 2011,
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              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
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            {
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        }
      },
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              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            },
            {
              "start": "2018-02-04",
              "end": "2018-05-05",
              "val": 0,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2018Q1"
            },
            {
              "start": "2019-02-03",
              "end": "2019-05-04",
              "val": 12000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2019Q1"
            },
            {
              "start": "2019-02-03",
              "end": "2019-08-03",
              "val": 12000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "start": "2019-02-03",
              "end": "2019-11-02",
              "val": 12000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06"
            },
            {
              "start": "2019-02-03",
              "end": "2020-02-01",
              "val": 12000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2019"
            }
          ]
        }
      },
      "ProceedsFromDivestitureOfBusinessesNetOfCashDivested": {
        "label": "Proceeds from Divestiture of Businesses, Net of Cash Divested",
        "description": "This element represents the cash inflow during the period from the sale of a component of the entity.",
        "units": {
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            {
              "start": "2007-02-04",
              "end": "2008-02-02",
              "val": 547000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2007"
            },
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 0,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2008"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 0,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2009"
            }
          ]
        }
      },
      "ProceedsFromDivestitureOfInterestInJointVenture": {
        "label": "Proceeds from Divestiture of Interest in Joint Venture",
        "description": "The cash inflow from the sale of an investment interest in a joint venture that the reporting entity has not previously accounted for using consolidation or the equity method of accounting.",
        "units": {
          "USD": [
            {
              "start": "2007-02-04",
              "end": "2008-02-02",
              "val": 0,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2007"
            },
            {
              "start": "2008-02-03",
              "end": "2008-08-02",
              "val": 144000000,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10"
            },
            {
              "start": "2008-02-03",
              "end": "2008-08-02",
              "val": 144000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04"
            },
            {
              "start": "2008-02-03",
              "end": "2008-11-01",
              "val": 144000000,
              "accn": "0001193125-09-247593",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-12-04"
            },
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 159000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 159000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26"
            },
            {
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              "end": "2009-08-01",
              "val": 0,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10"
            },
            {
              "start": "2009-02-01",
              "end": "2009-08-01",
              "val": 0,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04"
            },
            {
              "start": "2009-02-01",
              "end": "2009-10-31",
              "val": 9000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "start": "2009-02-01",
              "end": "2009-10-31",
              "val": 9000000,
              "accn": "0001193125-09-247593",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-12-04"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 9000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 9000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 9000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2010-10-30",
              "val": 0,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 0,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 32000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2010"
            }
          ]
        }
      },
      "ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital": {
        "label": "Proceeds from Equity Method Investment, Distribution, Return of Capital",
        "description": "Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities.",
        "units": {
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            {
              "start": "2013-02-03",
              "end": "2013-11-02",
              "val": 46000000,
              "accn": "0000701985-14-000045",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-12-05"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 46000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2013"
            },
            {
              "start": "2014-02-02",
              "end": "2014-11-01",
              "val": 0,
              "accn": "0000701985-14-000045",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-12-05"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 0,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 0,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
              "end": "2015-08-01",
              "val": 0,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "start": "2015-02-01",
              "end": "2015-10-31",
              "val": 0,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 0,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 0,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 9000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 1000000,
              "accn": "0000701985-17-000034",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-06-02",
              "frame": "CY2016Q1"
            },
            {
              "start": "2016-01-31",
              "end": "2016-07-30",
              "val": 108000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
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              "end": "2016-07-30",
              "val": 111000000,
              "accn": "0000701985-17-000052",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-09-01"
            },
            {
              "start": "2016-01-31",
              "end": "2016-10-29",
              "val": 108000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-10-29",
              "val": 116000000,
              "accn": "0000701985-17-000067",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-12-01"
            },
            {
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              "end": "2017-01-28",
              "val": 108000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
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              "end": "2017-01-28",
              "val": 119000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 119000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2016"
            },
            {
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              "end": "2017-04-29",
              "val": 10000000,
              "accn": "0000701985-17-000034",
              "fy": 2017,
              "fp": "Q1",
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              "filed": "2017-06-02"
            },
            {
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              "end": "2017-04-29",
              "val": 10000000,
              "accn": "0000701985-18-000033",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-06-07",
              "frame": "CY2017Q1"
            },
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              "form": "10-Q",
              "filed": "2017-09-01"
            },
            {
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              "end": "2017-07-29",
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              "fp": "Q2",
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              "filed": "2018-09-07"
            },
            {
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              "accn": "0000701985-17-000067",
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              "filed": "2017-12-01"
            },
            {
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              "end": "2017-10-28",
              "val": 27000000,
              "accn": "0000701985-18-000061",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-12-04"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 29000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
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              "end": "2018-02-03",
              "val": 29000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2017"
            },
            {
              "start": "2018-02-04",
              "end": "2018-05-05",
              "val": 1000000,
              "accn": "0000701985-18-000033",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-06-07"
            },
            {
              "start": "2018-02-04",
              "end": "2018-05-05",
              "val": 1000000,
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              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2018Q1"
            },
            {
              "start": "2018-02-04",
              "end": "2018-08-04",
              "val": 13000000,
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              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-09-07"
            },
            {
              "start": "2018-02-04",
              "end": "2018-11-03",
              "val": 15000000,
              "accn": "0000701985-18-000061",
              "fy": 2018,
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              "form": "10-Q",
              "filed": "2018-12-04"
            },
            {
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              "end": "2019-02-02",
              "val": 16000000,
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              "fy": 2018,
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              "filed": "2019-03-22",
              "frame": "CY2018"
            },
            {
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              "end": "2019-05-04",
              "val": 2000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2019Q1"
            }
          ]
        }
      },
      "ProceedsFromIssuanceOfLongTermDebt": {
        "label": "Proceeds from Issuance of Long-term Debt",
        "description": "The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.",
        "units": {
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              "filed": "2010-03-26",
              "frame": "CY2007"
            },
            {
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              "filed": "2010-03-26"
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            {
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              "end": "2009-01-31",
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            {
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            {
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              "filed": "2010-03-26"
            },
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              "filed": "2011-03-18"
            },
            {
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              "filed": "2012-03-23",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2010-05-01",
              "val": 0,
              "accn": "0001193125-11-158436",
              "fy": 2011,
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              "filed": "2011-06-03",
              "frame": "CY2010Q1"
            },
            {
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              "val": 390000000,
              "accn": "0001193125-10-205694",
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              "filed": "2010-09-07"
            },
            {
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              "val": 390000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
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              "filed": "2011-08-31"
            },
            {
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              "val": 390000000,
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              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
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              "accn": "0001445305-11-003514",
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              "filed": "2011-12-02"
            },
            {
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              "end": "2011-01-29",
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              "accn": "0001193125-11-071220",
              "fy": 2010,
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              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
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              "val": 390000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
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              "filed": "2012-03-23"
            },
            {
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              "val": 390000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
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        "label": "Proceeds from Sale of Available-for-sale Securities, Equity",
        "description": "The cash inflow associated with the sale of equity securities classified as available-for-sale securities.",
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              "end": "2016-04-30",
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              "fp": "Q1",
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              "filed": "2016-06-03"
            },
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              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 10000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
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              "fy": 2017,
              "fp": "FY",
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              "filed": "2018-03-23"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
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              "fp": "FY",
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              "frame": "CY2016Q1"
            },
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              "fy": 2016,
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              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016"
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          ]
        }
      },
      "ProceedsFromSaleOfEquityMethodInvestments": {
        "label": "Proceeds from Sale of Equity Method Investments",
        "description": "The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.",
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              "frame": "CY2007"
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            },
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            },
            {
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            },
            {
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              "filed": "2018-03-23",
              "frame": "CY2015"
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            },
            {
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            {
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              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
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            },
            {
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              "val": 0,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017"
            },
            {
              "start": "2023-01-29",
              "end": "2023-07-29",
              "val": 0,
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              "filed": "2024-08-28"
            },
            {
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              "end": "2024-08-03",
              "val": 50000000,
              "accn": "0000701985-24-000027",
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              "filed": "2024-08-28"
            },
            {
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              "end": "2024-08-03",
              "val": 50000000,
              "accn": "0000701985-25-000035",
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            },
            {
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              "val": 50000000,
              "accn": "0000701985-24-000027",
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              "filed": "2024-08-28"
            },
            {
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              "end": "2024-08-03",
              "val": 50000000,
              "accn": "0000701985-25-000030",
              "fy": 2025,
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              "form": "10-Q",
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              "frame": "CY2024Q2"
            },
            {
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              "end": "2024-11-02",
              "val": 50000000,
              "accn": "0000701985-24-000033",
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              "fp": "Q3",
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              "filed": "2024-11-26"
            },
            {
              "start": "2024-02-04",
              "end": "2025-02-01",
              "val": 40000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2024"
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          ]
        }
      },
      "ProceedsFromSaleOfOtherAssets": {
        "label": "Proceeds from Sale of Other Assets (Deprecated 2013-01-31)",
        "description": "Cash received from sales of assets, other than those represented by other elements (securities, loans, mortgages, real estate).",
        "units": {
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              "end": "2010-01-30",
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              "frame": "CY2009"
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            {
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              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2010"
            },
            {
              "start": "2010-01-31",
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              "filed": "2013-03-22",
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              "filed": "2012-03-23"
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              "end": "2013-02-02",
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              "frame": "CY2012"
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          ]
        }
      },
      "ProceedsFromSaleOfOtherAssets1": {
        "label": "Proceeds from Sale of Other Assets",
        "description": "Amount of cash inflow from the sale of other assets as part of operating activities.",
        "units": {
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              "val": 135000000,
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              "fy": 2015,
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              "form": "10-Q",
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            },
            {
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              "form": "10-Q",
              "filed": "2015-12-04"
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          ]
        }
      },
      "ProceedsFromSaleOfOtherAssetsInvestingActivities": {
        "label": "Proceeds from Sale of Other Assets, Investing Activities",
        "description": "Amount of cash inflow from the sale of other assets recognized in investing activities.",
        "units": {
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              "start": "2014-02-02",
              "end": "2014-08-02",
              "val": 0,
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            },
            {
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              "filed": "2016-12-02"
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          ]
        }
      },
      "ProceedsFromSaleOfProductiveAssets": {
        "label": "Proceeds from Sale of Productive Assets",
        "description": "The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.",
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              "frame": "CY2007"
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            {
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              "fp": "FY",
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              "frame": "CY2011"
            },
            {
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              "val": 124000000,
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              "filed": "2012-03-23"
            },
            {
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              "accn": "0000701985-12-000042",
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            {
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      "ProceedsFromSalesOfAssetsInvestingActivities": {
        "label": "Proceeds from Sales of Assets, Investing Activities",
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      },
      "ProceedsFromStockOptionsExercised": {
        "label": "Proceeds from Stock Options Exercised",
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              "filed": "2010-03-26"
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            {
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            {
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            {
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            {
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        "label": "Restricted Cash, Current",
        "description": "Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.",
        "units": {
          "USD": [
            {
              "end": "2020-08-01",
              "val": 0,
              "accn": "0000701985-21-000030",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-09-02",
              "frame": "CY2020Q2I"
            },
            {
              "end": "2021-01-30",
              "val": 0,
              "accn": "0000701985-21-000030",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-09-02",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-07-31",
              "val": 600000000,
              "accn": "0000701985-21-000030",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-09-02",
              "frame": "CY2021Q2I"
            }
          ]
        }
      },
      "RestructuringCharges": {
        "label": "Restructuring Charges",
        "description": "Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.",
        "units": {
          "USD": [
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 23000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
              "start": "2011-10-30",
              "end": "2012-01-28",
              "val": 24000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2011-10-30",
              "end": "2012-01-28",
              "val": 24000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2011Q4"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-16-000069",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-06-03"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-17-000034",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-06-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-17-000052",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-09-01"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-17-000067",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-12-01"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23"
            },
            {
              "start": "2016-01-31",
              "end": "2016-04-30",
              "val": 35000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2016Q1"
            },
            {
              "start": "2018-08-05",
              "end": "2018-11-03",
              "val": 20000000,
              "accn": "0000701985-18-000061",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-12-04"
            },
            {
              "start": "2018-08-05",
              "end": "2018-11-03",
              "val": 20000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "start": "2018-08-05",
              "end": "2018-11-03",
              "val": 20000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04"
            },
            {
              "start": "2018-08-05",
              "end": "2018-11-03",
              "val": 20000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "start": "2018-08-05",
              "end": "2018-11-03",
              "val": 20000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06"
            },
            {
              "start": "2018-08-05",
              "end": "2018-11-03",
              "val": 20000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
              "start": "2018-08-05",
              "end": "2018-11-03",
              "val": 20000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2018Q3"
            },
            {
              "start": "2018-02-04",
              "end": "2019-02-02",
              "val": 23000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018"
            },
            {
              "start": "2018-11-04",
              "end": "2019-02-02",
              "val": 3000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22"
            },
            {
              "start": "2018-11-04",
              "end": "2019-02-02",
              "val": 3000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04"
            },
            {
              "start": "2018-11-04",
              "end": "2019-02-02",
              "val": 3000000,
              "accn": "0000701985-19-000039",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-09-06"
            },
            {
              "start": "2018-11-04",
              "end": "2019-02-02",
              "val": 3000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-12-06"
            },
            {
              "start": "2018-11-04",
              "end": "2019-02-02",
              "val": 3000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
              "start": "2018-11-04",
              "end": "2019-02-02",
              "val": 3000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2018Q4"
            }
          ]
        }
      },
      "RestructuringCostsAndAssetImpairmentCharges": {
        "label": "Restructuring Costs and Asset Impairment Charges",
        "description": "Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.",
        "units": {
          "USD": [
            {
              "start": "2011-10-30",
              "end": "2012-01-28",
              "val": 5000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2011Q4"
            }
          ]
        }
      },
      "RestructuringReserve": {
        "label": "Restructuring Reserve",
        "description": "Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.",
        "units": {
          "USD": [
            {
              "end": "2016-07-30",
              "val": 16000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02",
              "frame": "CY2016Q2I"
            },
            {
              "end": "2016-10-29",
              "val": 10000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02",
              "frame": "CY2016Q3I"
            },
            {
              "end": "2017-01-28",
              "val": 5000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 7000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-05-04",
              "val": 1000000,
              "accn": "0000701985-19-000028",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-06-04",
              "frame": "CY2019Q1I"
            }
          ]
        }
      },
      "RestructuringReserveAccrualAdjustment": {
        "label": "Restructuring Reserve, Accrual Adjustment (Deprecated 2016-01-31)",
        "description": "Amount of (expense) reversal of expense related to a previously accrued restructuring cost liability. Excludes adjustments for costs incurred, costs settled, and foreign currency translation adjustments.",
        "units": {
          "USD": [
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 2000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009"
            },
            {
              "start": "2016-01-31",
              "end": "2016-07-30",
              "val": 1000000,
              "accn": "0000701985-16-000083",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-09-02"
            },
            {
              "start": "2016-01-31",
              "end": "2016-10-29",
              "val": 2000000,
              "accn": "0000701985-16-000101",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-12-02"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 4000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016"
            }
          ]
        }
      },
      "RestructuringReserveCurrent": {
        "label": "Restructuring Reserve, Current",
        "description": "Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.",
        "units": {
          "USD": [
            {
              "end": "2012-04-28",
              "val": 17000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2012Q1I"
            }
          ]
        }
      },
      "RestructuringReserveSettledWithCash": {
        "label": "Restructuring Reserve, Settled With Cash (Deprecated 2013-01-31)",
        "description": "Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.",
        "units": {
          "USD": [
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 15000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 4000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            }
          ]
        }
      },
      "RetainedEarningsAccumulatedDeficit": {
        "label": "Retained Earnings (Accumulated Deficit)",
        "description": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "units": {
          "USD": [
            {
              "end": "2008-08-02",
              "val": 4855000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04"
            },
            {
              "end": "2008-08-02",
              "val": 4855000000,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10",
              "frame": "CY2008Q2I"
            },
            {
              "end": "2008-11-01",
              "val": 4809000000,
              "accn": "0001193125-09-247593",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-12-04",
              "frame": "CY2008Q3I"
            },
            {
              "end": "2009-01-31",
              "val": 4777000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04"
            },
            {
              "end": "2009-01-31",
              "val": 4777000000,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10"
            },
            {
              "end": "2009-01-31",
              "val": 4777000000,
              "accn": "0001193125-09-247593",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-12-04"
            },
            {
              "end": "2009-01-31",
              "val": 4777000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2008Q4I"
            },
            {
              "end": "2009-05-02",
              "val": 4731000000,
              "accn": "0001193125-10-132137",
              "fy": 2010,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2010-06-03",
              "frame": "CY2009Q1I"
            },
            {
              "end": "2009-08-01",
              "val": 4757000000,
              "accn": "0001193125-09-187824",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-09-04"
            },
            {
              "end": "2009-08-01",
              "val": 4757000000,
              "accn": "0001193125-09-230742",
              "fy": 2009,
              "fp": "Q2",
              "form": "8-K",
              "filed": "2009-11-10"
            },
            {
              "end": "2009-08-01",
              "val": 4757000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-10-31",
              "val": 4724000000,
              "accn": "0001193125-09-247593",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-12-04"
            },
            {
              "end": "2009-10-31",
              "val": 4724000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2010-01-30",
              "val": 2037000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26"
            },
            {
              "end": "2010-01-30",
              "val": 2037000000,
              "accn": "0001193125-10-132137",
              "fy": 2010,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2010-06-03"
            },
            {
              "end": "2010-01-30",
              "val": 2037000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "end": "2010-01-30",
              "val": 2037000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "end": "2010-01-30",
              "val": 2037000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-05-01",
              "val": 1777000000,
              "accn": "0001193125-10-132137",
              "fy": 2010,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2010-06-03"
            },
            {
              "end": "2010-05-01",
              "val": 1777000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2010Q1I"
            },
            {
              "end": "2010-07-31",
              "val": 1906000000,
              "accn": "0001193125-10-205694",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-09-07"
            },
            {
              "end": "2010-07-31",
              "val": 1906000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-10-30",
              "val": 1919000000,
              "accn": "0001193125-10-273759",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-12-03"
            },
            {
              "end": "2010-10-30",
              "val": 1919000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2011-01-29",
              "val": 1354000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "end": "2011-01-29",
              "val": 1354000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03"
            },
            {
              "end": "2011-01-29",
              "val": 1354000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "end": "2011-01-29",
              "val": 1354000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "end": "2011-01-29",
              "val": 1354000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-04-30",
              "val": 1456000000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03"
            },
            {
              "end": "2011-04-30",
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            {
              "start": "2019-02-03",
              "end": "2020-02-01",
              "val": 0.022,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30"
            },
            {
              "start": "2019-02-03",
              "end": "2020-02-01",
              "val": 0.022,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2019"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized",
        "description": "Number of shares authorized for issuance under share-based payment arrangement.",
        "units": {
          "shares": [
            {
              "end": "2011-01-29",
              "val": 116000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 133000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 144000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 143000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 146000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 156000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 160000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 160000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 160000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2020-02-01",
              "val": 160000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2021-01-30",
              "val": 166000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2022-01-29",
              "val": 206000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2023-01-28",
              "val": 206000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2024-02-03",
              "val": 206000000,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2025-02-01",
              "val": 206000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2026-01-31",
              "val": 206000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant",
        "description": "The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.",
        "units": {
          "shares": [
            {
              "end": "2011-01-29",
              "val": 13000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 19000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 17000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 14000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 12000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 17000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 16000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 12000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 9000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2020-02-01",
              "val": 5000000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2021-01-30",
              "val": 12000000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2022-01-29",
              "val": 13000000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2023-01-28",
              "val": 14000000,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2024-02-03",
              "val": 13000000,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2025-02-01",
              "val": 12000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2026-01-31",
              "val": 10000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValue": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value (Deprecated 2011-01-31)",
        "description": "The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of vested portions of options outstanding and currently exercisable under the option plan as of the balance sheet date.",
        "units": {
          "USD": [
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 82946000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number",
        "description": "The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.",
        "units": {
          "shares": [
            {
              "end": "2011-01-29",
              "val": 7103000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 5198000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 4022000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 3232000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 2885000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 2897000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 3292000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 2202000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 2759000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2020-02-01",
              "val": 3372000,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2021-01-30",
              "val": 3631000,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-10-30",
              "val": 915000,
              "accn": "0000701985-21-000038",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-12-03",
              "frame": "CY2021Q3I"
            },
            {
              "end": "2022-01-29",
              "val": 859000,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18",
              "frame": "CY2021Q4I"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price",
        "description": "The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.",
        "units": {
          "USD/shares": [
            {
              "end": "2011-01-29",
              "val": 17.24,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 15.03,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2013-02-02",
              "val": 14.69,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2014-02-01",
              "val": 18.23,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2015-01-31",
              "val": 21.38,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2016-01-30",
              "val": 24.16,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2017-01-28",
              "val": 29.9,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2018-02-03",
              "val": 50.05,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2019-02-02",
              "val": 55.11,
              "accn": "0000701985-19-000015",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-03-22",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2020-02-01",
              "val": 57.07,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2021-01-30",
              "val": 56.57,
              "accn": "0000701985-21-000011",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-03-19",
              "frame": "CY2020Q4I"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term (Deprecated 2012-01-31)",
        "description": "The weighted average period between the balance sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years.",
        "units": {
          "pure": [
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 4.27,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            }
          ],
          "Y": [
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 3.86,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriod": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (Deprecated 2011-01-31)",
        "description": "The decrease in the number of reserved shares that could potentially be issued attributable to the exercise or conversion during the reporting period of previously issued stock options under the option plan.",
        "units": {
          "shares": [
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": -5749000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)",
        "description": "The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period.",
        "units": {
          "USD": [
            {
              "end": "2011-01-29",
              "val": 15.77,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-01-28",
              "val": 15.13,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011Q4I"
            }
          ]
        }
      },
      "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period",
        "description": "The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.",
        "units": {
          "shares": [
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": -569000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 612000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 240000,
              "accn": "0000701985-13-000012",
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        }
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        "units": {
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      },
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        "description": "Amount of (increase) decrease reasonably possible in the estimated upper bound of the unrecognized tax benefit for a tax position taken or expected to be taken.",
        "units": {
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              "form": "10-Q",
              "filed": "2024-11-26"
            },
            {
              "start": "2024-08-04",
              "end": "2024-11-02",
              "val": 8000000,
              "accn": "0000701985-25-000035",
              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-11-20",
              "frame": "CY2024Q3"
            },
            {
              "start": "2024-02-04",
              "end": "2025-02-01",
              "val": 26000000,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14"
            },
            {
              "start": "2024-02-04",
              "end": "2025-02-01",
              "val": 26000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2024"
            },
            {
              "start": "2025-02-02",
              "end": "2025-05-03",
              "val": 4000000,
              "accn": "0000701985-25-000021",
              "fy": 2025,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2025-05-29"
            },
            {
              "start": "2025-02-02",
              "end": "2025-05-03",
              "val": 4000000,
              "accn": "0000701985-26-000014",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2025Q1"
            },
            {
              "start": "2025-02-02",
              "end": "2025-08-02",
              "val": 6000000,
              "accn": "0000701985-25-000030",
              "fy": 2025,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2025-08-28"
            },
            {
              "start": "2025-05-04",
              "end": "2025-08-02",
              "val": 2000000,
              "accn": "0000701985-25-000030",
              "fy": 2025,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2025-08-28",
              "frame": "CY2025Q2"
            },
            {
              "start": "2025-02-02",
              "end": "2025-11-01",
              "val": 12000000,
              "accn": "0000701985-25-000035",
              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-11-20"
            },
            {
              "start": "2025-08-03",
              "end": "2025-11-01",
              "val": 6000000,
              "accn": "0000701985-25-000035",
              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-11-20",
              "frame": "CY2025Q3"
            },
            {
              "start": "2025-02-02",
              "end": "2026-01-31",
              "val": 19000000,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025"
            },
            {
              "start": "2026-02-01",
              "end": "2026-05-02",
              "val": 5000000,
              "accn": "0000701985-26-000014",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-27",
              "frame": "CY2026Q1"
            }
          ]
        }
      },
      "StockIssuedDuringPeriodValueStockOptionsExercised": {
        "label": "Stock Issued During Period, Value, Stock Options Exercised",
        "description": "Value of stock issued as a result of the exercise of stock options.",
        "units": {
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              "end": "2008-02-02",
              "val": 145000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26",
              "frame": "CY2007"
            },
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 66000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26"
            },
            {
              "start": "2008-02-03",
              "end": "2009-01-31",
              "val": 66000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 41000000,
              "accn": "0001193125-10-068571",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-03-26"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 41000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2009-02-01",
              "end": "2010-01-30",
              "val": 41000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 167000000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 167000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 167000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 150000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 150000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 150000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 165000000,
              "accn": "0000701985-13-000012",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-03-22"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 165000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2012-01-29",
              "end": "2013-02-02",
              "val": 165000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20",
              "frame": "CY2012"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 118000000,
              "accn": "0000701985-14-000013",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-03-21"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 118000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2013-02-03",
              "end": "2014-02-01",
              "val": 118000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18",
              "frame": "CY2013"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 126000000,
              "accn": "0000701985-15-000006",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-03-20"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 126000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2014-02-02",
              "end": "2015-01-31",
              "val": 126000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17",
              "frame": "CY2014"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 119000000,
              "accn": "0000701985-16-000051",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-03-18"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 119000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2015-02-01",
              "end": "2016-01-30",
              "val": 119000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 107000000,
              "accn": "0000701985-17-000022",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-03-17"
            },
            {
              "start": "2016-01-31",
              "end": "2017-01-28",
              "val": 107000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2016"
            },
            {
              "start": "2017-01-29",
              "end": "2018-02-03",
              "val": 112000000,
              "accn": "0000701985-18-000018",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-03-23",
              "frame": "CY2017"
            }
          ]
        }
      },
      "StockRepurchasedAndRetiredDuringPeriodValue": {
        "label": "Stock Repurchased and Retired During Period, Value",
        "description": "Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).",
        "units": {
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              "val": 0,
              "accn": "0000701985-20-000010",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-03-30",
              "frame": "CY2017"
            },
            {
              "start": "2021-01-31",
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              "val": 0,
              "accn": "0000701985-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-03-18"
            },
            {
              "start": "2021-01-31",
              "end": "2022-01-29",
              "val": 0,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17"
            },
            {
              "start": "2021-01-31",
              "end": "2022-01-29",
              "val": 0,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22",
              "frame": "CY2021"
            },
            {
              "start": "2022-01-30",
              "end": "2023-01-28",
              "val": 0,
              "accn": "0000701985-23-000008",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-03-17"
            },
            {
              "start": "2022-01-30",
              "end": "2023-01-28",
              "val": 0,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22"
            },
            {
              "start": "2022-01-30",
              "end": "2023-01-28",
              "val": 0,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14",
              "frame": "CY2022"
            },
            {
              "start": "2023-01-29",
              "end": "2024-02-03",
              "val": 0,
              "accn": "0000701985-24-000010",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-03-22"
            },
            {
              "start": "2023-01-29",
              "end": "2024-02-03",
              "val": 0,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14"
            },
            {
              "start": "2023-01-29",
              "end": "2024-02-03",
              "val": 0,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2023"
            },
            {
              "start": "2024-02-04",
              "end": "2025-02-01",
              "val": 0,
              "accn": "0000701985-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-03-14"
            },
            {
              "start": "2024-02-04",
              "end": "2025-02-01",
              "val": 0,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2024"
            },
            {
              "start": "2025-02-02",
              "end": "2026-01-31",
              "val": 0,
              "accn": "0000701985-26-000008",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-03-12",
              "frame": "CY2025"
            }
          ]
        }
      },
      "StockRepurchasedDuringPeriodShares": {
        "label": "Stock Repurchased During Period, Shares",
        "description": "Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.",
        "units": {
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              "val": 27587000,
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              "filed": "2011-03-18",
              "frame": "CY2008"
            },
            {
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              "val": 0,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18",
              "frame": "CY2009"
            },
            {
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              "val": 85000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03",
              "frame": "CY2010Q1"
            },
            {
              "start": "2010-01-31",
              "end": "2010-07-31",
              "val": 2817000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2010-01-31",
              "end": "2010-10-30",
              "val": 5714000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
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            {
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              "end": "2011-01-29",
              "val": 7621000,
              "accn": "0001193125-11-071220",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-03-18"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 7621000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2011-04-30",
              "val": 16672000,
              "accn": "0001193125-11-158436",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-06-03"
            },
            {
              "start": "2011-01-30",
              "end": "2011-04-30",
              "val": 16672000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 24876000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 24876000,
              "accn": "0000701985-12-000035",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-31"
            },
            {
              "start": "2011-01-30",
              "end": "2011-10-29",
              "val": 29661000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2011-01-30",
              "end": "2012-01-28",
              "val": 32535000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-29",
              "end": "2012-04-28",
              "val": 8251000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2012Q1"
            },
            {
              "start": "2012-01-29",
              "end": "2012-07-28",
              "val": 13302000,
              "accn": "0000701985-12-000035",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-31"
            }
          ]
        }
      },
      "StockRepurchasedDuringPeriodValue": {
        "label": "Stock Repurchased During Period, Value",
        "description": "Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.",
        "units": {
          "USD": [
            {
              "start": "2010-01-31",
              "end": "2010-07-31",
              "val": 68000000,
              "accn": "0001193125-11-237936",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-31"
            },
            {
              "start": "2010-01-31",
              "end": "2010-10-30",
              "val": 147000000,
              "accn": "0001445305-11-003514",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-12-02"
            },
            {
              "start": "2010-01-31",
              "end": "2011-01-29",
              "val": 207000000,
              "accn": "0000701985-12-000021",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-03-23",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-30",
              "end": "2011-04-30",
              "val": 590000000,
              "accn": "0000701985-12-000027",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-06-01",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-30",
              "end": "2011-07-30",
              "val": 905000000,
              "accn": "0001193125-11-237936",
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              "start": "2024-02-04",
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              "accn": "0000701985-19-000049",
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              "end": "2019-02-02",
              "val": 11000000,
              "accn": "0000701985-19-000015",
              "fy": 2018,
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              "filed": "2019-03-22"
            },
            {
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              "filed": "2020-03-30",
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              "end": "2019-08-03",
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            },
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              "accn": "0000701985-19-000039",
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              "frame": "CY2019Q2"
            },
            {
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              "end": "2019-11-02",
              "val": 2000000,
              "accn": "0000701985-19-000049",
              "fy": 2019,
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              "filed": "2019-12-06"
            },
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              "start": "2019-08-04",
              "end": "2019-11-02",
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              "accn": "0000701985-19-000049",
              "fy": 2019,
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              "filed": "2020-03-30",
              "frame": "CY2019"
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      "UnrealizedGainLossOnSecurities": {
        "label": "Unrealized Gain (Loss) on Securities",
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              "filed": "2018-09-07",
              "frame": "CY2018Q2"
            },
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              "accn": "0000701985-18-000061",
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              "frame": "CY2018Q3"
            },
            {
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              "end": "2019-02-02",
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