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              "val": 975000,
              "accn": "0000046080-19-000059",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-05-01",
              "frame": "CY2019Q1I"
            }
          ]
        }
      },
      "AvailableForSaleSecuritiesDebtSecurities": {
        "label": "Debt Securities, Available-for-sale",
        "description": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "units": {
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              "end": "2018-07-01",
              "val": 3054000,
              "accn": "0000046080-19-000100",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-31",
              "frame": "CY2018Q2I"
            },
            {
              "end": "2018-09-30",
              "val": 2346000,
              "accn": "0000046080-19-000112",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-22",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2018-12-30",
              "val": 914000,
              "accn": "0000046080-19-000100",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-31"
            },
            {
              "end": "2018-12-30",
              "val": 914000,
              "accn": "0000046080-19-000112",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-22",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-03-31",
              "val": 975000,
              "accn": "0000046080-20-000054",
              "fy": 2020,
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              "form": "10-Q",
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            {
              "end": "2019-06-30",
              "val": 1349000,
              "accn": "0000046080-19-000100",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-31"
            },
            {
              "end": "2019-06-30",
              "val": 1349000,
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              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
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              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-09-29",
              "val": 1148000,
              "accn": "0000046080-19-000112",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-22"
            },
            {
              "end": "2019-09-29",
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            {
              "end": "2019-12-29",
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              "fy": 2020,
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            {
              "end": "2020-03-29",
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            {
              "end": "2020-09-27",
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            },
            {
              "end": "2020-09-27",
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              "accn": "0000046080-21-000108",
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            {
              "end": "2020-12-27",
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            {
              "end": "2020-12-27",
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            {
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      "AvailableForSaleSecuritiesFairValueDisclosure": {
        "label": "Available-for-sale Securities, Fair Value Disclosure (Deprecated 2013-01-31)",
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            {
              "end": "2012-04-01",
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              "filed": "2013-05-08",
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            {
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              "fy": 2012,
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              "filed": "2012-05-10"
            },
            {
              "end": "2012-07-01",
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            {
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            {
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          ]
        }
      },
      "BusinessAcquisitionCostOfAcquiredEntityTransactionCosts": {
        "label": "Business Acquisition, Transaction Costs",
        "description": "Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.",
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      },
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        "label": "Business Acquisition, Pro Forma Earnings Per Share, Basic",
        "description": "The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.",
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              "form": "10-Q",
              "filed": "2020-05-07",
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      },
      "BusinessAcquisitionProFormaEarningsPerShareDiluted": {
        "label": "Business Acquisition, Pro Forma Earnings Per Share, Diluted",
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            {
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            {
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              "filed": "2020-11-04"
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            {
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              "form": "10-Q",
              "filed": "2020-11-04",
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            },
            {
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              "fy": 2020,
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              "form": "10-K",
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          ]
        }
      },
      "BusinessAcquisitionsProFormaNetIncomeLoss": {
        "label": "Business Acquisition, Pro Forma Net Income (Loss)",
        "description": "The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.",
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            {
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          ]
        }
      },
      "BusinessAcquisitionsProFormaRevenue": {
        "label": "Business Acquisition, Pro Forma Revenue",
        "description": "The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.",
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            {
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              "form": "10-Q",
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            },
            {
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              "filed": "2020-07-30",
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            },
            {
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              "fy": 2020,
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              "form": "10-Q",
              "filed": "2020-11-04"
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            {
              "start": "2019-07-01",
              "end": "2019-09-29",
              "val": 1858483000,
              "accn": "0000046080-20-000106",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-11-04",
              "frame": "CY2019Q3"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 5936000000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2019"
            }
          ]
        }
      },
      "BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue": {
        "label": "Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value",
        "description": "This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.",
        "units": {
          "USD": [
            {
              "end": "2013-07-08",
              "val": 48000000,
              "accn": "0000046080-14-000109",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-11-05",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-07-08",
              "val": 48000000,
              "accn": "0000046080-14-000079",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-07-31"
            },
            {
              "end": "2013-07-08",
              "val": 48000000,
              "accn": "0000046080-14-000048",
              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-05-06"
            },
            {
              "end": "2013-07-08",
              "val": 48000000,
              "accn": "0000046080-13-000097",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-11-05"
            },
            {
              "end": "2013-09-29",
              "val": 47269000,
              "accn": "0000046080-14-000109",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-11-05",
              "frame": "CY2013Q3I"
            },
            {
              "end": "2013-12-29",
              "val": 45445000,
              "accn": "0000046080-14-000109",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-11-05",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2013-12-29",
              "val": 45445000,
              "accn": "0000046080-14-000079",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-07-31"
            },
            {
              "end": "2013-12-29",
              "val": 45445000,
              "accn": "0000046080-14-000048",
              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-05-06"
            },
            {
              "end": "2014-03-30",
              "val": 44180000,
              "accn": "0000046080-14-000048",
              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-05-06",
              "frame": "CY2014Q1I"
            },
            {
              "end": "2014-06-29",
              "val": 44194000,
              "accn": "0000046080-14-000079",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-07-31",
              "frame": "CY2014Q2I"
            },
            {
              "end": "2014-09-28",
              "val": 43949000,
              "accn": "0000046080-14-000109",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-11-05",
              "frame": "CY2014Q3I"
            }
          ]
        }
      },
      "BusinessCombinationAcquisitionRelatedCosts": {
        "label": "Business Combination, Acquisition Related Costs",
        "description": "This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.",
        "units": {
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              "start": "2018-01-01",
              "end": "2018-12-30",
              "val": 0,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2018"
            },
            {
              "start": "2018-12-31",
              "end": "2019-03-31",
              "val": 0,
              "accn": "0000046080-20-000054",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-05-07",
              "frame": "CY2019Q1"
            },
            {
              "start": "2018-12-31",
              "end": "2019-06-30",
              "val": 0,
              "accn": "0000046080-20-000085",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-07-30"
            },
            {
              "start": "2019-04-01",
              "end": "2019-06-30",
              "val": 0,
              "accn": "0000046080-20-000085",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-07-30",
              "frame": "CY2019Q2"
            },
            {
              "start": "2018-12-31",
              "end": "2019-09-29",
              "val": 0,
              "accn": "0000046080-20-000106",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-11-04"
            },
            {
              "start": "2019-07-01",
              "end": "2019-09-29",
              "val": 0,
              "accn": "0000046080-20-000106",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-11-04",
              "frame": "CY2019Q3"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 0,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 0,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2019"
            },
            {
              "start": "2019-12-30",
              "end": "2020-03-29",
              "val": 149782000,
              "accn": "0000046080-20-000054",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-05-07"
            },
            {
              "start": "2019-12-30",
              "end": "2020-03-29",
              "val": 149800000,
              "accn": "0000046080-21-000053",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-04-29",
              "frame": "CY2020Q1"
            },
            {
              "start": "2019-12-30",
              "end": "2020-06-28",
              "val": 160044000,
              "accn": "0000046080-20-000085",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-07-30"
            },
            {
              "start": "2019-12-30",
              "end": "2020-06-28",
              "val": 160100000,
              "accn": "0000046080-21-000092",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-07-28"
            },
            {
              "start": "2020-03-30",
              "end": "2020-06-28",
              "val": 10262000,
              "accn": "0000046080-20-000085",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-07-30"
            },
            {
              "start": "2020-03-30",
              "end": "2020-06-28",
              "val": 10300000,
              "accn": "0000046080-21-000092",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-07-28",
              "frame": "CY2020Q2"
            },
            {
              "start": "2019-12-30",
              "end": "2020-09-27",
              "val": 165993000,
              "accn": "0000046080-20-000106",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-11-04"
            },
            {
              "start": "2019-12-30",
              "end": "2020-09-27",
              "val": 166000000,
              "accn": "0000046080-21-000108",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-10-27"
            },
            {
              "start": "2020-06-29",
              "end": "2020-09-27",
              "val": 5949000,
              "accn": "0000046080-20-000106",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-11-04"
            },
            {
              "start": "2020-06-29",
              "end": "2020-09-27",
              "val": 5900000,
              "accn": "0000046080-21-000108",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-10-27",
              "frame": "CY2020Q3"
            },
            {
              "start": "2019-12-30",
              "end": "2020-12-27",
              "val": 218566000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24"
            },
            {
              "start": "2019-12-30",
              "end": "2020-12-27",
              "val": 218600000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23"
            },
            {
              "start": "2019-12-30",
              "end": "2020-12-27",
              "val": 218600000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2020"
            },
            {
              "start": "2020-12-28",
              "end": "2021-03-28",
              "val": 0,
              "accn": "0000046080-21-000053",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-04-29",
              "frame": "CY2021Q1"
            },
            {
              "start": "2020-12-28",
              "end": "2021-06-27",
              "val": 0,
              "accn": "0000046080-21-000092",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-07-28"
            },
            {
              "start": "2021-03-29",
              "end": "2021-06-27",
              "val": 0,
              "accn": "0000046080-21-000092",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-07-28",
              "frame": "CY2021Q2"
            },
            {
              "start": "2020-12-28",
              "end": "2021-09-26",
              "val": 0,
              "accn": "0000046080-21-000108",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-10-27"
            },
            {
              "start": "2021-06-28",
              "end": "2021-09-26",
              "val": 0,
              "accn": "0000046080-21-000108",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-10-27",
              "frame": "CY2021Q3"
            },
            {
              "start": "2020-12-28",
              "end": "2021-12-26",
              "val": 0,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23"
            },
            {
              "start": "2020-12-28",
              "end": "2021-12-26",
              "val": 0,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2021"
            },
            {
              "start": "2021-12-27",
              "end": "2022-12-25",
              "val": 0,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2022"
            }
          ]
        }
      },
      "BusinessCombinationBargainPurchaseGainRecognizedAmount": {
        "label": "Business Combination, Bargain Purchase, Gain Recognized, Amount",
        "description": "In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity.",
        "units": {
          "USD": [
            {
              "start": "2019-09-30",
              "end": "2019-12-29",
              "val": 101249000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2019Q4"
            },
            {
              "start": "2020-09-28",
              "end": "2020-12-27",
              "val": 101249000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2020Q4"
            }
          ]
        }
      },
      "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles": {
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles",
        "description": "The amount of identifiable intangible assets recognized as of the acquisition date.",
        "units": {
          "USD": [
            {
              "end": "2013-07-08",
              "val": 35000000,
              "accn": "0000046080-14-000109",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-11-05",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-07-08",
              "val": 35000000,
              "accn": "0000046080-14-000079",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-07-31"
            },
            {
              "end": "2013-07-08",
              "val": 35000000,
              "accn": "0000046080-14-000048",
              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-05-06"
            },
            {
              "end": "2013-07-08",
              "val": 35000000,
              "accn": "0000046080-13-000097",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-11-05"
            }
          ]
        }
      },
      "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet": {
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net",
        "description": "Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.",
        "units": {
          "USD": [
            {
              "end": "2013-07-08",
              "val": 6000000,
              "accn": "0000046080-14-000109",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-11-05",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-07-08",
              "val": 6000000,
              "accn": "0000046080-14-000079",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-07-31"
            },
            {
              "end": "2013-07-08",
              "val": 6000000,
              "accn": "0000046080-14-000048",
              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-05-06"
            },
            {
              "end": "2013-07-08",
              "val": 6000000,
              "accn": "0000046080-13-000097",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-11-05"
            }
          ]
        }
      },
      "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": {
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              "val": 774458000,
              "accn": "0000950123-11-017113",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-23",
              "frame": "CY2007Q4I"
            },
            {
              "end": "2008-12-28",
              "val": 630390000,
              "accn": "0000046080-10-000093",
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              "form": "10-Q",
              "filed": "2010-07-30"
            },
            {
              "end": "2008-12-28",
              "val": 630390000,
              "accn": "0000046080-10-000121",
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              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2010-11-04"
            },
            {
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              "val": 630390000,
              "accn": "0000950123-11-017113",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-23"
            },
            {
              "end": "2008-12-28",
              "val": 630390000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2008Q4I"
            },
            {
              "end": "2009-06-28",
              "val": 392034000,
              "accn": "0000046080-10-000093",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-30",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-09-27",
              "val": 297358000,
              "accn": "0000046080-10-000121",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2010-11-04",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2009-12-27",
              "val": 636045000,
              "accn": "0000046080-10-000093",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-30"
            },
            {
              "end": "2009-12-27",
              "val": 636045000,
              "accn": "0000046080-10-000121",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2010-11-04"
            },
            {
              "end": "2009-12-27",
              "val": 636045000,
              "accn": "0000950123-11-017113",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-23"
            },
            {
              "end": "2009-12-27",
              "val": 636045000,
              "accn": "0000046080-11-000045",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-04"
            },
            {
              "end": "2009-12-27",
              "val": 636045000,
              "accn": "0000046080-11-000083",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-07-29"
            },
            {
              "end": "2009-12-27",
              "val": 636045000,
              "accn": "0000046080-11-000102",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "end": "2009-12-27",
              "val": 636045000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22"
            },
            {
              "end": "2009-12-27",
              "val": 636045000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-03-28",
              "val": 1259799000,
              "accn": "0000046080-11-000045",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-04",
              "frame": "CY2010Q1I"
            },
            {
              "end": "2010-06-27",
              "val": 872275000,
              "accn": "0000046080-10-000093",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-30"
            },
            {
              "end": "2010-06-27",
              "val": 872275000,
              "accn": "0000046080-11-000083",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-07-29",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-09-26",
              "val": 497903000,
              "accn": "0000046080-10-000121",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2010-11-04"
            },
            {
              "end": "2010-09-26",
              "val": 497903000,
              "accn": "0000046080-11-000102",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2010-12-26",
              "val": 727796000,
              "accn": "0000950123-11-017113",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-23"
            },
            {
              "end": "2010-12-26",
              "val": 727796000,
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              "val": 14796000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24"
            },
            {
              "end": "2020-12-27",
              "val": 14800000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-26",
              "val": 14800000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23"
            },
            {
              "end": "2021-12-26",
              "val": 14800000,
              "accn": "0000046080-24-000034",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-02-28",
              "frame": "CY2021Q4I"
            }
          ]
        }
      },
      "DefinedBenefitPlanAccumulatedBenefitObligationIncreaseDecreaseForPlanAmendment": {
        "label": "Defined Benefit Plan, Accumulated Benefit Obligation, Increase (Decrease) for Plan Amendment",
        "description": "Amount of increase (decrease) in accumulated benefit obligation from change in existing term of defined benefit plan or initiation of new defined benefit plan.",
        "units": {
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              "start": "2018-01-01",
              "end": "2018-04-01",
              "val": 35192000,
              "accn": "0000046080-19-000059",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-05-01",
              "frame": "CY2018Q1"
            },
            {
              "start": "2018-01-01",
              "end": "2018-04-01",
              "val": 35192000,
              "accn": "0000046080-18-000079",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-05-02"
            },
            {
              "start": "2018-04-02",
              "end": "2018-07-01",
              "val": 35192000,
              "accn": "0000046080-18-000118",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-08-01",
              "frame": "CY2018Q2"
            },
            {
              "start": "2018-01-01",
              "end": "2018-09-30",
              "val": 35192000,
              "accn": "0000046080-18-000142",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-11-01"
            }
          ]
        }
      },
      "DefinedBenefitPlanContributionsByEmployer": {
        "label": "Defined Benefit Plan, Plan Assets, Contributions by Employer",
        "description": "Amount of contribution received by defined benefit plan from employer which increases plan assets.",
        "units": {
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              "start": "2011-12-26",
              "end": "2012-07-01",
              "val": 3500000,
              "accn": "0000046080-12-000077",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-03"
            },
            {
              "start": "2011-12-26",
              "end": "2012-09-30",
              "val": 5500000,
              "accn": "0000046080-12-000097",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-07"
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          ]
        }
      },
      "DefinedBenefitPlanEstimatedFutureEmployerContributionsInCurrentFiscalYear": {
        "label": "Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year (Deprecated 2013-01-31)",
        "description": "The employer's best estimate, as soon as it can be reasonably determined, of contributions expected to be paid to the plan in the current remaining fiscal period. Estimated contributions may be presented in the aggregate combining (1) contributions required by funding regulations or laws, (2) discretionary contributions, and (3) noncash contributions.",
        "units": {
          "USD": [
            {
              "end": "2012-07-01",
              "val": 2300000,
              "accn": "0000046080-12-000077",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-03",
              "frame": "CY2012Q2I"
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            {
              "end": "2012-09-30",
              "val": 1600000,
              "accn": "0000046080-12-000097",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-07",
              "frame": "CY2012Q3I"
            }
          ]
        }
      },
      "DefinedBenefitPlanEstimatedFutureEmployerContributionsInNextFiscalYear": {
        "label": "Defined Benefit Plan, Estimated Future Employer Contributions in Next Fiscal Year (Deprecated 2013-01-31)",
        "description": "The employer's best estimate, as soon as it can be reasonably determined, of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position. Estimated contributions may be presented in the aggregate combining (1) contributions required by funding regulations or laws, (2) discretionary contributions, and (3) noncash contributions.",
        "units": {
          "USD": [
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              "end": "2011-12-25",
              "val": 5800000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 5800000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012Q4I"
            }
          ]
        }
      },
      "DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear": {
        "label": "Defined Benefit Plan, Expected Amortization of Gain (Loss), Next Fiscal Year",
        "description": "Amount included in accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan expected to be recognized in net periodic benefit (cost) credit for fiscal year following most recent annual statement of financial position.",
        "units": {
          "USD": [
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              "end": "2017-12-31",
              "val": 8445000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2017Q4I"
            }
          ]
        }
      },
      "DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear": {
        "label": "Defined Benefit Plan, Expected Amortization of Prior Service Cost (Credit), Next Fiscal Year",
        "description": "Amount included in accumulated other comprehensive (income) loss for prior service cost (credit) expected to be recognized in net periodic benefit cost (credit) for fiscal year following most recent annual statement of financial position.",
        "units": {
          "USD": [
            {
              "end": "2019-12-29",
              "val": -33000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-12-27",
              "val": -35000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2020Q4I"
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          ]
        }
      },
      "DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter": {
        "label": "Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years",
        "description": "Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.",
        "units": {
          "USD": [
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              "end": "2019-12-29",
              "val": 15801000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-12-27",
              "val": 16427000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-26",
              "val": 16700000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-25",
              "val": 19000000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 23700000,
              "accn": "0000046080-24-000034",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-02-28",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-29",
              "val": 19300000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-28",
              "val": 22400000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation": {
        "label": "Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation",
        "description": "Amount of accumulated benefit obligation for defined benefit plan with accumulated benefit obligation in excess of plan assets.",
        "units": {
          "USD": [
            {
              "end": "2019-06-30",
              "val": 19000000,
              "accn": "0000046080-19-000100",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-31",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-09-29",
              "val": 19000000,
              "accn": "0000046080-19-000112",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-22",
              "frame": "CY2019Q3I"
            }
          ]
        }
      },
      "DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments": {
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment",
        "description": "Amount of gain (loss) recognized in net periodic benefit (cost) credit from event reducing expected years of future service of present employees or eliminating accrual of defined benefits for some or all future services of present employees.",
        "units": {
          "USD": [
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              "start": "2012-12-31",
              "end": "2013-03-31",
              "val": 2959000,
              "accn": "0000046080-13-000076",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-07-31",
              "frame": "CY2013Q1"
            },
            {
              "start": "2012-12-31",
              "end": "2013-09-29",
              "val": 2959000,
              "accn": "0000046080-13-000097",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-11-05"
            },
            {
              "start": "2012-12-31",
              "end": "2013-12-29",
              "val": 6993000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2013"
            }
          ]
        }
      },
      "DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1": {
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement",
        "description": "Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.",
        "units": {
          "USD": [
            {
              "start": "2013-04-01",
              "end": "2013-06-30",
              "val": 2462000,
              "accn": "0000046080-13-000076",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-07-31",
              "frame": "CY2013Q2"
            },
            {
              "start": "2012-12-31",
              "end": "2013-09-29",
              "val": 3526000,
              "accn": "0000046080-13-000097",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-11-05"
            }
          ]
        }
      },
      "DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1": {
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment",
        "description": "Amount of gain (loss) recognized in net periodic benefit (cost) credit from settlement and curtailment.",
        "units": {
          "USD": [
            {
              "start": "2012-12-31",
              "end": "2013-06-30",
              "val": 5421000,
              "accn": "0000046080-13-000076",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-07-31"
            },
            {
              "start": "2012-12-31",
              "end": "2013-09-29",
              "val": 6485000,
              "accn": "0000046080-13-000097",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-11-05"
            }
          ]
        }
      },
      "DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear": {
        "label": "Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year (Deprecated 2017-01-31)",
        "description": "Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position.",
        "units": {
          "USD": [
            {
              "start": "2012-12-31",
              "end": "2013-12-29",
              "val": 6400000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2013"
            },
            {
              "start": "2013-12-30",
              "end": "2014-12-28",
              "val": 4000000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2014"
            },
            {
              "start": "2014-12-29",
              "end": "2015-12-27",
              "val": 3600000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2015"
            }
          ]
        }
      },
      "DefinedContributionPlanCostRecognized": {
        "label": "Defined Contribution Plan, Cost",
        "description": "Amount of cost for defined contribution plan.",
        "units": {
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              "start": "2008-12-29",
              "end": "2009-12-27",
              "val": 27600000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2009"
            },
            {
              "start": "2009-12-28",
              "end": "2010-12-26",
              "val": 29000000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22"
            },
            {
              "start": "2009-12-28",
              "end": "2010-12-26",
              "val": 29000000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2010"
            },
            {
              "start": "2010-12-27",
              "end": "2011-12-25",
              "val": 28500000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22"
            },
            {
              "start": "2010-12-27",
              "end": "2011-12-25",
              "val": 28500000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2011"
            },
            {
              "start": "2011-12-26",
              "end": "2012-12-30",
              "val": 29500000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012"
            },
            {
              "start": "2012-12-31",
              "end": "2013-12-29",
              "val": 23000000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2013"
            },
            {
              "start": "2013-12-30",
              "end": "2014-12-28",
              "val": 28100000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24"
            },
            {
              "start": "2013-12-30",
              "end": "2014-12-28",
              "val": 28100000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2014"
            },
            {
              "start": "2014-12-29",
              "end": "2015-12-27",
              "val": 26600000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24"
            },
            {
              "start": "2014-12-29",
              "end": "2015-12-27",
              "val": 26600000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22"
            },
            {
              "start": "2014-12-29",
              "end": "2015-12-27",
              "val": 26600000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2015"
            },
            {
              "start": "2015-12-28",
              "end": "2016-12-25",
              "val": 33300000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22"
            },
            {
              "start": "2015-12-28",
              "end": "2016-12-25",
              "val": 33300000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26"
            },
            {
              "start": "2015-12-28",
              "end": "2016-12-25",
              "val": 33300000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2016"
            },
            {
              "start": "2016-12-26",
              "end": "2017-12-31",
              "val": 36000000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26"
            },
            {
              "start": "2016-12-26",
              "end": "2017-12-31",
              "val": 36000000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26"
            },
            {
              "start": "2016-12-26",
              "end": "2017-12-31",
              "val": 36000000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2017"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-30",
              "val": 32300000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-30",
              "val": 32300000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-30",
              "val": 32300000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2018"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 35100000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 35100000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 35100000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2019"
            },
            {
              "start": "2019-12-30",
              "end": "2020-12-27",
              "val": 38400000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24"
            },
            {
              "start": "2019-12-30",
              "end": "2020-12-27",
              "val": 38400000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23"
            },
            {
              "start": "2019-12-30",
              "end": "2020-12-27",
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              "filed": "2019-02-26",
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              "fy": 2012,
              "fp": "Q1",
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              "filed": "2012-05-10",
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            },
            {
              "end": "2012-09-30",
              "val": -1859000,
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              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-11-07",
              "frame": "CY2012Q3I"
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          ]
        }
      },
      "DerivativeNetHedgeIneffectivenessGainLoss": {
        "label": "Derivative, Net Hedge Ineffectiveness Gain (Loss)",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2014"
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            {
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              "val": 1169000,
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              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
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            {
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              "val": 400000,
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              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2016"
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            {
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              "val": 400000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
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              "form": "10-K",
              "filed": "2018-02-26"
            },
            {
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              "val": 400000,
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              "fy": 2016,
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              "filed": "2017-02-22"
            },
            {
              "start": "2016-12-26",
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              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2017"
            },
            {
              "start": "2016-12-26",
              "end": "2017-12-31",
              "val": -6847000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26"
            },
            {
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              "val": -6173000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2018"
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          ]
        }
      },
      "DirectToTelevisionFilmCosts": {
        "label": "Direct-to-television Film Costs",
        "description": "The amount of direct negative costs incurred in the physical production of a direct-to-television film, as well as allocations of production overhead and capitalized interest. Examples of direct negative costs include costs of story and scenario; compensation of cast, directors, producers, extras, and miscellaneous staff; costs of set construction and operations, wardrobe, and accessories; costs of sound synchronization; rental facilities on location; and postproduction costs such as music, special effects, and editing.",
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              "val": 68190000,
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              "fy": 2014,
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      "DirectToTelevisionFilmCostsCompletedAndNotReleased": {
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        }
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        "label": "Direct-to-television Film Costs, Preproduction",
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      },
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      "DirectToTelevisionFilmCostsReleased": {
        "label": "Direct-to-television Film Costs, Released",
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              "val": 21000000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 36000000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 40000000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 36000000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-12-29",
              "val": 36000000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-12-27",
              "val": 118269000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-26",
              "val": 97900000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-25",
              "val": 87900000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 57600000,
              "accn": "0000046080-24-000034",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-02-28",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-29",
              "val": 57700000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-28",
              "val": 57300000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
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        "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": {
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              "end": "2013-12-29",
              "val": 44000000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-28",
              "val": 35000000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-27",
              "val": 29000000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 17000000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 36000000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 49000000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-12-29",
              "val": 34000000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-12-27",
              "val": 126616000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-26",
              "val": 99600000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-25",
              "val": 87900000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 65500000,
              "accn": "0000046080-24-000034",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-02-28",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-29",
              "val": 57700000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-28",
              "val": 58400000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "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": {
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              "end": "2010-12-26",
              "val": 424859000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
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              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-25",
              "val": 391555000,
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              "form": "10-K",
              "filed": "2012-02-22"
            },
            {
              "end": "2011-12-25",
              "val": 391555000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 340921000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27"
            },
            {
              "end": "2012-12-30",
              "val": 340921000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-29",
              "val": 300261000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26"
            },
            {
              "end": "2013-12-29",
              "val": 300261000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-28",
              "val": 248790000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26"
            },
            {
              "end": "2014-12-28",
              "val": 248790000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-27",
              "val": 205069000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24"
            },
            {
              "end": "2015-12-27",
              "val": 205069000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
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              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 170211000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22"
            },
            {
              "end": "2016-12-25",
              "val": 170211000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 141644000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26"
            },
            {
              "end": "2017-12-31",
              "val": 141644000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 618104000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26"
            },
            {
              "end": "2018-12-30",
              "val": 618104000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-12-29",
              "val": 570567000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
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              "form": "10-K",
              "filed": "2020-02-27"
            },
            {
              "end": "2019-12-29",
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              "accn": "0000046080-21-000035",
              "fy": 2020,
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              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2019Q4I"
            },
            {
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              "filed": "2021-02-24"
            },
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              "end": "2020-12-27",
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              "accn": "0000046080-22-000023",
              "fy": 2021,
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              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2020Q4I"
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            {
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              "filed": "2022-02-23"
            },
            {
              "end": "2021-12-26",
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              "accn": "0000046080-23-000017",
              "fy": 2022,
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              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-25",
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              "filed": "2023-02-22"
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            {
              "end": "2022-12-25",
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              "filed": "2024-02-28",
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            },
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              "end": "2023-12-31",
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              "filed": "2024-02-28"
            },
            {
              "end": "2023-12-31",
              "val": 511800000,
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              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-29",
              "val": 442700000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
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              "form": "10-K",
              "filed": "2025-02-27"
            },
            {
              "end": "2024-12-29",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-28",
              "val": 381000000,
              "accn": "0000046080-26-000011",
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              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2025Q4I"
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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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              "val": 25,
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              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012"
            }
          ]
        }
      },
      "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": [
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              "start": "2011-12-26",
              "end": "2012-12-30",
              "val": 5,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012"
            }
          ]
        }
      },
      "FiniteLivedLicenseAgreementsGross": {
        "label": "Finite-Lived License Agreements, Gross",
        "description": "Gross carrying amount as of the balance sheet date of certain rights acquired to exercise a certain privilege or pursue a particular business or occupation and which is deemed to have a finite economic life.",
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              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-25",
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              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22"
            },
            {
              "end": "2011-12-25",
              "val": 256555000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 256555000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27"
            },
            {
              "end": "2012-12-30",
              "val": 256555000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-29",
              "val": 256555000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
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              "form": "10-K",
              "filed": "2014-02-26"
            },
            {
              "end": "2013-12-29",
              "val": 256555000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-28",
              "val": 256555000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26"
            },
            {
              "end": "2014-12-28",
              "val": 256555000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-27",
              "val": 256555000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24"
            },
            {
              "end": "2015-12-27",
              "val": 256555000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 256555000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22"
            },
            {
              "end": "2016-12-25",
              "val": 256555000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 256555000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26"
            },
            {
              "end": "2017-12-31",
              "val": 256555000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 30501000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
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              "form": "10-K",
              "filed": "2019-02-26"
            },
            {
              "end": "2018-12-30",
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              "accn": "0000046080-20-000028",
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              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2018Q4I"
            },
            {
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              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27"
            },
            {
              "end": "2019-12-29",
              "val": 30501000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-12-27",
              "val": 45000000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24"
            },
            {
              "end": "2020-12-27",
              "val": 45000000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-26",
              "val": 45000000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23"
            },
            {
              "end": "2021-12-26",
              "val": 45000000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-25",
              "val": 45000000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22"
            },
            {
              "end": "2022-12-25",
              "val": 45000000,
              "accn": "0000046080-24-000034",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-02-28",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 45000000,
              "accn": "0000046080-24-000034",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-02-28"
            },
            {
              "end": "2023-12-31",
              "val": 45000000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-29",
              "val": 0,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27",
              "frame": "CY2024Q4I"
            }
          ]
        }
      },
      "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.",
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              "end": "2010-12-26",
              "val": 755214000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-25",
              "val": 757531000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22"
            },
            {
              "end": "2011-12-25",
              "val": 757531000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 751016000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27"
            },
            {
              "end": "2012-12-30",
              "val": 751016000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-29",
              "val": 788544000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26"
            },
            {
              "end": "2013-12-29",
              "val": 788544000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-28",
              "val": 789781000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26"
            },
            {
              "end": "2014-12-28",
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              "accn": "0001193125-16-475520",
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              "filed": "2016-02-24",
              "frame": "CY2014Q4I"
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            {
              "end": "2015-12-27",
              "val": 789781000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24"
            },
            {
              "end": "2015-12-27",
              "val": 789781000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 789689000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22"
            },
            {
              "end": "2016-12-25",
              "val": 789689000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 789940000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26"
            },
            {
              "end": "2017-12-31",
              "val": 789940000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 1309344000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
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              "form": "10-K",
              "filed": "2019-02-26"
            },
            {
              "end": "2018-12-30",
              "val": 1309344000,
              "accn": "0000046080-20-000028",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-12-29",
              "val": 1309082000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27"
            },
            {
              "end": "2019-12-29",
              "val": 1309082000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-12-27",
              "val": 2374673000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
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              "form": "10-K",
              "filed": "2021-02-24"
            },
            {
              "end": "2020-12-27",
              "val": 2374700000,
              "accn": "0000046080-22-000023",
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              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2020Q4I"
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            {
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            {
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            },
            {
              "end": "2022-12-25",
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            {
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              "filed": "2024-02-28",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 1763800000,
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              "form": "10-K",
              "filed": "2024-02-28"
            },
            {
              "end": "2023-12-31",
              "val": 1763800000,
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              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-29",
              "val": 863900000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27"
            },
            {
              "end": "2024-12-29",
              "val": 863900000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-28",
              "val": 793200000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearFive": {
        "label": "Future Amortization Expense, Year Five (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year five of the five succeeding fiscal years.",
        "units": {
          "USD": [
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              "end": "2011-12-25",
              "val": 36000000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011"
            },
            {
              "start": "2011-12-26",
              "end": "2012-12-30",
              "val": 36000000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012"
            }
          ]
        }
      },
      "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": "2010-12-27",
              "end": "2011-12-25",
              "val": 52000000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011"
            },
            {
              "start": "2011-12-26",
              "end": "2012-12-30",
              "val": 36000000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012"
            }
          ]
        }
      },
      "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": "2010-12-27",
              "end": "2011-12-25",
              "val": 48000000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011"
            },
            {
              "start": "2011-12-26",
              "end": "2012-12-30",
              "val": 50000000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012"
            }
          ]
        }
      },
      "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": "2010-12-27",
              "end": "2011-12-25",
              "val": 54000000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011"
            },
            {
              "start": "2011-12-26",
              "end": "2012-12-30",
              "val": 46000000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012"
            }
          ]
        }
      },
      "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": "2010-12-27",
              "end": "2011-12-25",
              "val": 50000000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011"
            },
            {
              "start": "2011-12-26",
              "end": "2012-12-30",
              "val": 52000000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012"
            }
          ]
        }
      },
      "GainLossOnSaleOfAccountsReceivable": {
        "label": "Gain (Loss) on Sale of Accounts Receivable",
        "description": "Amount of gain (loss) on sale of accounts receivable.",
        "units": {
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              "val": 2514000,
              "accn": "0001193125-12-072846",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2009"
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          ]
        }
      },
      "GainLossRelatedToLitigationSettlement": {
        "label": "Gain (Loss) Related to Litigation Settlement",
        "description": "Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.",
        "units": {
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              "val": 26700000,
              "accn": "0000046080-21-000108",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-10-27",
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            },
            {
              "start": "2020-12-28",
              "end": "2021-03-28",
              "val": 25600000,
              "accn": "0000046080-21-000092",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-07-28"
            },
            {
              "start": "2020-12-28",
              "end": "2021-03-28",
              "val": 25600000,
              "accn": "0000046080-21-000053",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-04-29"
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          ]
        }
      },
      "Goodwill": {
        "label": "Goodwill",
        "description": "Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "units": {
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              "val": 476362000,
              "accn": "0000046080-10-000093",
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              "form": "10-Q",
              "filed": "2010-07-30",
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            },
            {
              "end": "2009-09-27",
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              "accn": "0000046080-10-000121",
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              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2010-11-04",
              "frame": "CY2009Q3I"
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            {
              "end": "2009-12-27",
              "val": 475931000,
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              "form": "10-Q",
              "filed": "2010-07-30"
            },
            {
              "end": "2009-12-27",
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              "accn": "0000046080-10-000121",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2010-11-04"
            },
            {
              "end": "2009-12-27",
              "val": 475931000,
              "accn": "0000950123-11-017113",
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              "form": "10-K",
              "filed": "2011-02-23"
            },
            {
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              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-03-28",
              "val": 474401000,
              "accn": "0000046080-11-000045",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-04",
              "frame": "CY2010Q1I"
            },
            {
              "end": "2010-06-27",
              "val": 473996000,
              "accn": "0000046080-10-000093",
              "fy": 2010,
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              "form": "10-Q",
              "filed": "2010-07-30"
            },
            {
              "end": "2010-06-27",
              "val": 473996000,
              "accn": "0000046080-11-000083",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-07-29",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-09-26",
              "val": 475005000,
              "accn": "0000046080-10-000121",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2010-11-04"
            },
            {
              "end": "2010-09-26",
              "val": 475005000,
              "accn": "0000046080-11-000102",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2010-12-26",
              "val": 474813000,
              "accn": "0000950123-11-017113",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-23"
            },
            {
              "end": "2010-12-26",
              "val": 474813000,
              "accn": "0000046080-11-000045",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-04"
            },
            {
              "end": "2010-12-26",
              "val": 474813000,
              "accn": "0000046080-11-000083",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-07-29"
            },
            {
              "end": "2010-12-26",
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              "accn": "0000046080-11-000102",
              "fy": 2011,
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              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "end": "2010-12-26",
              "val": 474813000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22"
            },
            {
              "end": "2010-12-26",
              "val": 474813000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-03-27",
              "val": 475343000,
              "accn": "0000046080-11-000045",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-04"
            },
            {
              "end": "2011-03-27",
              "val": 475343000,
              "accn": "0000046080-12-000046",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-10",
              "frame": "CY2011Q1I"
            },
            {
              "end": "2011-06-26",
              "val": 475447000,
              "accn": "0000046080-11-000083",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-07-29"
            },
            {
              "end": "2011-06-26",
              "val": 475447000,
              "accn": "0000046080-12-000077",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-03",
              "frame": "CY2011Q2I"
            },
            {
              "end": "2011-09-25",
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              "accn": "0000046080-23-000042",
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              "fp": "Q1",
              "form": "10-Q",
              "filed": "2023-05-03",
              "frame": "CY2023Q1"
            },
            {
              "start": "2022-12-26",
              "end": "2023-07-02",
              "val": 25800000,
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              "fy": 2023,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2023-08-04"
            },
            {
              "start": "2023-04-03",
              "end": "2023-07-02",
              "val": 13100000,
              "accn": "0000046080-23-000083",
              "fy": 2023,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2023-08-04",
              "frame": "CY2023Q2"
            },
            {
              "start": "2022-12-26",
              "end": "2023-10-01",
              "val": 37300000,
              "accn": "0000046080-23-000095",
              "fy": 2023,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2023-11-01"
            },
            {
              "start": "2023-07-03",
              "end": "2023-10-01",
              "val": 11500000,
              "accn": "0000046080-23-000095",
              "fy": 2023,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2023-11-01",
              "frame": "CY2023Q3"
            },
            {
              "start": "2022-12-26",
              "end": "2023-12-31",
              "val": 48600000,
              "accn": "0000046080-24-000034",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-02-28"
            },
            {
              "start": "2022-12-26",
              "end": "2023-12-31",
              "val": 48600000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27"
            },
            {
              "start": "2022-12-26",
              "end": "2023-12-31",
              "val": 48600000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2023"
            },
            {
              "start": "2024-01-01",
              "end": "2024-12-29",
              "val": 40000000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27"
            },
            {
              "start": "2024-01-01",
              "end": "2024-12-29",
              "val": 40000000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2024"
            },
            {
              "start": "2024-12-30",
              "end": "2025-12-28",
              "val": 37900000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2025"
            }
          ]
        }
      },
      "OperatingLeaseRightOfUseAsset": {
        "label": "Operating Lease, Right-of-Use Asset",
        "description": "Amount of lessee's right to use underlying asset under operating lease.",
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              "val": 141075000,
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              "form": "10-Q",
              "filed": "2019-05-01"
            },
            {
              "end": "2019-03-31",
              "val": 121230000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27"
            },
            {
              "end": "2019-03-31",
              "val": 121230000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2019Q1I"
            },
            {
              "end": "2019-06-30",
              "val": 135189000,
              "accn": "0000046080-19-000100",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-31",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-09-29",
              "val": 127005000,
              "accn": "0000046080-19-000112",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-22",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2019-12-29",
              "val": 126680000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-03-29",
              "val": 168805000,
              "accn": "0000046080-20-000054",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-05-07",
              "frame": "CY2020Q1I"
            },
            {
              "end": "2020-06-28",
              "val": 195011000,
              "accn": "0000046080-20-000085",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-07-30",
              "frame": "CY2020Q2I"
            },
            {
              "end": "2020-09-27",
              "val": 189211000,
              "accn": "0000046080-20-000106",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-11-04",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2020-12-27",
              "val": 191786000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-03-28",
              "val": 186400000,
              "accn": "0000046080-21-000053",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-04-29",
              "frame": "CY2021Q1I"
            },
            {
              "end": "2021-06-27",
              "val": 174500000,
              "accn": "0000046080-21-000092",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-07-28",
              "frame": "CY2021Q2I"
            },
            {
              "end": "2021-09-26",
              "val": 165600000,
              "accn": "0000046080-21-000108",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-10-27",
              "frame": "CY2021Q3I"
            },
            {
              "end": "2021-12-26",
              "val": 159300000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-03-27",
              "val": 156700000,
              "accn": "0000046080-22-000069",
              "fy": 2022,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2022-04-27",
              "frame": "CY2022Q1I"
            },
            {
              "end": "2022-06-26",
              "val": 135800000,
              "accn": "0000046080-22-000099",
              "fy": 2022,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2022-07-26",
              "frame": "CY2022Q2I"
            },
            {
              "end": "2022-09-25",
              "val": 120100000,
              "accn": "0000046080-22-000123",
              "fy": 2022,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2022-10-26",
              "frame": "CY2022Q3I"
            },
            {
              "end": "2022-12-25",
              "val": 118300000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-04-02",
              "val": 174500000,
              "accn": "0000046080-23-000042",
              "fy": 2023,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2023-05-03",
              "frame": "CY2023Q1I"
            },
            {
              "end": "2023-07-02",
              "val": 153100000,
              "accn": "0000046080-23-000083",
              "fy": 2023,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2023-08-04",
              "frame": "CY2023Q2I"
            },
            {
              "end": "2023-10-01",
              "val": 121900000,
              "accn": "0000046080-23-000095",
              "fy": 2023,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2023-11-01",
              "frame": "CY2023Q3I"
            },
            {
              "end": "2023-12-31",
              "val": 126700000,
              "accn": "0000046080-24-000034",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-02-28",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-29",
              "val": 119000000,
              "accn": "0000046080-25-000027",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-02-27",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-28",
              "val": 105600000,
              "accn": "0000046080-26-000011",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2025Q4I"
            },
            {
              "end": "2026-03-29",
              "val": 247300000,
              "accn": "0000046080-26-000026",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-05-13",
              "frame": "CY2026Q1I"
            },
            {
              "end": "2026-06-28",
              "val": 301600000,
              "accn": "0000046080-26-000050",
              "fy": 2026,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2026-07-30",
              "frame": "CY2026Q2I"
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          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueCurrent": {
        "label": "Operating Leases, Future Minimum Payments Due, Next Twelve Months",
        "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 next 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": {
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              "end": "2011-12-25",
              "val": 39868000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 39688000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-29",
              "val": 38665000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-28",
              "val": 35405000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-27",
              "val": 32784000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 37061000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 46868000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 47131000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "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": "2011-12-25",
              "val": 9131000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 4677000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-29",
              "val": 17091000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-28",
              "val": 15785000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-27",
              "val": 12921000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 11293000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 14532000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 12524000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "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": "2011-12-25",
              "val": 16047000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 7207000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-29",
              "val": 17521000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-28",
              "val": 17586000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-27",
              "val": 21640000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 17981000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 22930000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 15876000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "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": "2011-12-25",
              "val": 30803000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 13249000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-29",
              "val": 20248000,
              "accn": "0001193125-14-069828",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-26",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-28",
              "val": 20569000,
              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-26",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-27",
              "val": 24331000,
              "accn": "0001193125-16-475520",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-24",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-25",
              "val": 28535000,
              "accn": "0001193125-17-052143",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 27374000,
              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-30",
              "val": 22807000,
              "accn": "0001193125-19-052025",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-02-26",
              "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": "2011-12-25",
              "val": 37461000,
              "accn": "0001193125-12-072846",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-22",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-30",
              "val": 26161000,
              "accn": "0001193125-13-080002",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-27",
              "frame": "CY2012Q4I"
            },
            {
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        "description": "Amount, after tax, before reclassification adjustment, of (increase) decrease in accumulated other comprehensive income of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).",
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              "frame": "CY2012Q4I"
            },
            {
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              "accn": "0001193125-14-069828",
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            },
            {
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          ]
        }
      },
      "ProceedsAndExcessTaxBenefitFromSharebasedCompensation": {
        "label": "Proceeds and Excess Tax Benefit from Share-based Compensation",
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      "ProceedsFromDebtMaturingInMoreThanThreeMonths": {
        "label": "Proceeds from Debt, Maturing in More than Three Months",
        "description": "The cash inflow from a borrowing having initial term of repayment of more than three months. Includes proceeds from long-term and short-term debt.",
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            {
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            },
            {
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            {
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            {
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            {
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            },
            {
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              "val": 0,
              "accn": "0000046080-24-000085",
              "fy": 2024,
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              "frame": "CY2024Q1"
            },
            {
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              "val": 498600000,
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            {
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          ]
        }
      },
      "ProceedsFromDivestitureOfBusinesses": {
        "label": "Proceeds from Divestiture of Businesses",
        "description": "The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.",
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            {
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            {
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              "val": 18632000,
              "accn": "0000046080-15-000099",
              "fy": 2015,
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              "filed": "2015-11-04"
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            {
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          ]
        }
      },
      "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.",
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              "filed": "2023-02-22",
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            {
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            {
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            },
            {
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            {
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            {
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            },
            {
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            },
            {
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              "val": 0,
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              "form": "10-K",
              "filed": "2025-02-27",
              "frame": "CY2022"
            },
            {
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              "val": 329600000,
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              "filed": "2024-02-28"
            },
            {
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            },
            {
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            },
            {
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            {
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            },
            {
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              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2024"
            },
            {
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              "val": 0,
              "accn": "0000046080-25-000164",
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            },
            {
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              "form": "10-K",
              "filed": "2026-02-25",
              "frame": "CY2025"
            }
          ]
        }
      },
      "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.",
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            },
            {
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            },
            {
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              "accn": "0001193125-15-064946",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2013"
            },
            {
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              "val": 64400000,
              "accn": "0000046080-14-000109",
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            },
            {
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              "filed": "2015-02-26",
              "frame": "CY2014"
            }
          ]
        }
      },
      "ProceedsFromIssuanceOfCommonStock": {
        "label": "Proceeds from Issuance of Common Stock",
        "description": "The cash inflow from the additional capital contribution to the entity.",
        "units": {
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              "val": 0,
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              "filed": "2020-02-27",
              "frame": "CY2017"
            },
            {
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              "val": 0,
              "accn": "0000046080-20-000028",
              "fy": 2019,
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              "filed": "2020-02-27"
            },
            {
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              "val": 0,
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              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2018"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 975185000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27"
            },
            {
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              "accn": "0000046080-21-000035",
              "fy": 2020,
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              "filed": "2021-02-24"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 975200000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-23",
              "frame": "CY2019"
            },
            {
              "start": "2019-12-30",
              "end": "2020-12-27",
              "val": 0,
              "accn": "0000046080-21-000035",
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        "description": "The cash inflow from sales of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.",
        "units": {
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              "val": 42000000,
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              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-23",
              "frame": "CY2008"
            },
            {
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              "val": 0,
              "accn": "0000950123-11-017113",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-23",
              "frame": "CY2009"
            },
            {
              "start": "2009-12-28",
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              "form": "10-K",
              "filed": "2011-02-23",
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          ]
        }
      },
      "ProceedsFromSalesOfAssetsInvestingActivities": {
        "label": "Proceeds from Sales of Assets, Investing Activities",
        "description": "Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities.",
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              "filed": "2016-02-24",
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            },
            {
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              "val": 64400000,
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              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-22",
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            },
            {
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            {
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              "accn": "0001193125-18-058659",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-02-26",
              "frame": "CY2016"
            },
            {
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              "val": 0,
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          ]
        }
      },
      "ProceedsFromShortTermDebt": {
        "label": "Proceeds from Short-term Debt",
        "description": "The cash inflow from a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.",
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              "accn": "0000046080-19-000100",
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              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-31"
            },
            {
              "start": "2018-12-31",
              "end": "2019-06-30",
              "val": 3095000,
              "accn": "0000046080-20-000085",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-07-30"
            },
            {
              "start": "2018-12-31",
              "end": "2019-09-29",
              "val": -1425000,
              "accn": "0000046080-20-000106",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-11-04"
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              "start": "2020-12-28",
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              "accn": "0000046080-21-000053",
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              "filed": "2021-04-29",
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      },
      "ProceedsFromStockOptionsExercised": {
        "label": "Proceeds from Stock Options Exercised",
        "description": "Amount of cash inflow from exercise of option under share-based payment arrangement.",
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              "frame": "CY2008"
            },
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              "accn": "0000046080-10-000093",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-30"
            },
            {
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              "end": "2009-09-27",
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            {
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              "frame": "CY2009"
            },
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              "fy": 2011,
              "fp": "Q1",
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              "filed": "2011-05-04",
              "frame": "CY2010Q1"
            },
            {
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              "end": "2010-06-27",
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              "accn": "0000046080-10-000093",
              "fy": 2010,
              "fp": "Q2",
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              "filed": "2010-07-30"
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            {
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              "filed": "2013-02-27",
              "frame": "CY2010"
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            {
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              "val": 9732000,
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              "filed": "2014-02-26",
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            {
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              "form": "10-Q",
              "filed": "2021-04-29",
              "frame": "CY2020Q1"
            },
            {
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              "end": "2020-06-28",
              "val": 26241000,
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              "fy": 2020,
              "fp": "Q2",
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            {
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              "end": "2020-06-28",
              "val": 26200000,
              "accn": "0000046080-21-000092",
              "fy": 2021,
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            {
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            {
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              "val": 2600000,
              "accn": "0000046080-21-000092",
              "fy": 2021,
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              "form": "10-Q",
              "filed": "2021-07-28",
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            },
            {
              "start": "2019-12-30",
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              "val": 26241000,
              "accn": "0000046080-20-000106",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
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            {
              "start": "2019-12-30",
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              "val": 26200000,
              "accn": "0000046080-21-000108",
              "fy": 2021,
              "fp": "Q3",
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            {
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            },
            {
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              "end": "2020-12-27",
              "val": 26200000,
              "accn": "0000046080-22-000023",
              "fy": 2021,
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              "form": "10-K",
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            },
            {
              "start": "2019-12-30",
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              "val": 26200000,
              "accn": "0000046080-23-000017",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-22",
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          ]
        }
      },
      "TheatricalFilmCosts": {
        "label": "Theatrical Film Costs",
        "description": "The amount of direct negative costs incurred in the physical production of a theatrical film, as well as allocations of production overhead and capitalized interest. Examples of direct negative costs include costs of story and scenario; compensation of cast, directors, producers, extras, and miscellaneous staff; costs of set construction and operations, wardrobe, and accessories; costs of sound synchronization; rental facilities on location; and postproduction costs such as music, special effects, and editing.",
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      },
      "TheatricalFilmCostsCompletedAndNotReleased": {
        "label": "Theatrical Film Costs, Completed and Not Released",
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          ]
        }
      },
      "TheatricalFilmCostsPreproduction": {
        "label": "Theatrical Film Costs, Preproduction",
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      },
      "TheatricalFilmCostsProduction": {
        "label": "Theatrical Film Costs, Production",
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      },
      "TheatricalFilmCostsReleased": {
        "label": "Theatrical Film Costs, Released",
        "description": "The amount of direct negative costs incurred in the release of a theatrical film, as well as allocations of production overhead and capitalized interest. Examples of direct negative costs include costs of story and scenario; compensation of cast, directors, producers, extras, and miscellaneous staff; costs of set construction and operations, wardrobe, and accessories; costs of sound synchronization; rental facilities on location; and postproduction costs such as music, special effects, and editing.",
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          ]
        }
      },
      "TreasuryStockAcquiredAverageCostPerShare": {
        "label": "Treasury Stock Acquired, Average Cost Per Share",
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      "TreasuryStockShares": {
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              "end": "2019-09-29",
              "val": 126453000,
              "accn": "0000046080-19-000112",
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              "filed": "2019-10-22"
            },
            {
              "start": "2019-07-01",
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              "val": 126453000,
              "accn": "0000046080-20-000106",
              "fy": 2020,
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              "form": "10-Q",
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              "frame": "CY2019Q3"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 127896000,
              "accn": "0000046080-20-000028",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-02-27"
            },
            {
              "start": "2018-12-31",
              "end": "2019-12-29",
              "val": 127896000,
              "accn": "0000046080-21-000035",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-24",
              "frame": "CY2019"
            },
            {
              "start": "2019-12-30",
              "end": "2020-03-29",
              "val": 137147000,
              "accn": "0000046080-20-000054",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-05-07"
            },
            {
              "start": "2019-12-30",
              "end": "2020-03-29",
              "val": 137100000,
              "accn": "0000046080-21-000053",
              "fy": 2021,
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              "form": "10-Q",
              "filed": "2021-04-29",
              "frame": "CY2020Q1"
            },
            {
              "start": "2019-12-30",
              "end": "2020-06-28",
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            },
            {
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            {
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            {
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            {
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        }
      },
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        "label": "Weighted Average Number of Shares Issued, Basic",
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      },
      "WeightedAverageNumberOfSharesOutstandingBasic": {
        "label": "Weighted Average Number of Shares Outstanding, Basic",
        "description": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.",
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            {
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            {
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            },
            {
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            {
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            {
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            {
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            {
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            {
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            {
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            {
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            {
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              "fp": "FY",
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            {
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            {
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