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"frame": "CY2014Q2I" }, { "end": "2014-10-31", "val": 271600000, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05", "frame": "CY2014Q3I" }, { "end": "2015-01-31", "val": 276900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2015-04-30", "val": 450200000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28", "frame": "CY2015Q1I" }, { "end": "2015-07-31", "val": 565800000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31", "frame": "CY2015Q2I" }, { "end": "2015-10-31", "val": 543400000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09", "frame": "CY2015Q3I" }, { "end": "2016-01-31", "val": 542500000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": 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"2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2016-07-31", "val": 400000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31" }, { "start": "2016-02-01", "end": "2016-10-31", "val": 700000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 1500000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 1500000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2017-07-31", "val": 0, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31" }, { "start": "2017-02-01", "end": "2017-10-31", "val": 0, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017" } ] } }, "BusinessAcquisitionCostOfAcquiredEntityPurchasePrice": { "label": "Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31)", "description": "The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.", "units": { "USD": [ { "end": "2011-01-31", "val": 13500000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010Q4I" } ] } }, "BusinessAcquisitionPreexistingRelationshipGainLossRecognized": { "label": "Business Acquisition, Preexisting Relationship, Gain (Loss) Recognized (Deprecated 2014-01-31)", "description": "Income (expense) and gain (loss) recognized from the settlement of a preexisting relationship between the acquirer and the acquiree.", "units": { "USD": [ { "end": "2012-06-07", "val": 3300000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q2I" }, { "end": "2012-06-07", "val": 3300000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" } ] } }, "BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet": { "label": "Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net (Deprecated 2013-01-31)", "description": "The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.", "units": { "USD": [ { "end": "2012-06-07", "val": 76000000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q2I" }, { "end": "2012-06-07", "val": 76000000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" }, { "end": "2012-10-31", "val": 52200000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q3I" }, { "end": "2013-04-30", "val": 35000000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2013Q1I" } ] } }, "BusinessAcquisitionPurchasePriceAllocationCurrentLiabilitiesDeferredRevenue": { "label": "Business Acquisition, Purchase Price Allocation, Current Liabilities, Deferred Revenue (Deprecated 2013-01-31)", "description": "The amount of acquisition cost of a business combination allocated to deferred revenue of the acquired entity.", "units": { "USD": [ { "end": "2011-08-24", "val": 0, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q3I" } ] } }, "BusinessAcquisitionPurchasePriceAllocationGoodwillAmount": { "label": "Business Acquisition, Purchase Price Allocation, Goodwill Amount (Deprecated 2013-01-31)", "description": "Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.", "units": { "USD": [ { "end": "2011-08-24", "val": 0, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q3I" } ] } }, "BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount": { "label": "Business Acquisition, Goodwill, Expected Tax Deductible Amount", "description": "The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.", "units": { "USD": [ { "end": "2012-06-07", "val": 0, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" }, { "end": "2012-06-07", "val": 0, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q2I" }, { "end": "2020-01-31", "val": 0, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 193000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2023-01-31", "val": 0, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" } ] } }, "BusinessAcquisitionPurchasePriceAllocationNetTangibleAssets": { "label": "Business Acquisition, Purchase Price Allocation, Net Tangible Assets (Deprecated 2013-01-31)", "description": "The amount of acquisition cost of a business combination allocated to net tangible assets.", "units": { "USD": [ { "end": "2011-08-24", "val": 0, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q3I" } ] } }, "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. 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"CY2018Q4" }, { "start": "2019-02-01", "end": "2019-04-30", "val": 12700000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "start": "2019-02-01", "end": "2019-04-30", "val": 12700000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q1" }, { "start": "2019-05-01", "end": "2019-07-31", "val": 6000000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "start": "2019-05-01", "end": "2019-07-31", "val": 6000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q2" }, { "start": "2019-08-01", "end": "2019-10-31", "val": 2500000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "start": "2019-08-01", "end": "2019-10-31", "val": 2500000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": 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"0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2019" }, { "start": "2020-02-01", "end": "2020-04-30", "val": 7400000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02" }, { "start": "2020-02-01", "end": "2020-04-30", "val": 7400000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03", "frame": "CY2020Q1" }, { "start": "2020-02-01", "end": "2020-07-31", "val": 14800000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02" }, { "start": "2020-02-01", "end": "2020-07-31", "val": 14800000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01" }, { "start": "2020-05-01", "end": "2020-07-31", "val": 7400000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02" }, { "start": "2020-05-01", "end": "2020-07-31", "val": 7400000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01", "frame": "CY2020Q2" }, { "start": "2020-02-01", "end": "2020-10-31", "val": 22400000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "start": "2020-02-01", "end": "2020-10-31", "val": 22400000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03" }, { "start": "2020-08-01", "end": "2020-10-31", "val": 7600000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "start": "2020-08-01", "end": "2020-10-31", "val": 7600000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03", "frame": "CY2020Q3" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 30900000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 30900000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 31000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2020" }, { "start": "2021-02-01", "end": "2021-04-30", "val": 10200000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03" }, { "start": "2021-02-01", "end": "2021-04-30", "val": 10000000, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02", "frame": "CY2021Q1" }, { "start": "2021-02-01", "end": "2021-07-31", "val": 23800000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01" }, { "start": "2021-02-01", "end": "2021-07-31", "val": 24000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31" }, { "start": "2021-05-01", "end": "2021-07-31", "val": 13600000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01" }, { "start": "2021-05-01", "end": "2021-07-31", "val": 14000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31", "frame": "CY2021Q2" }, { "start": "2021-02-01", "end": "2021-10-31", "val": 38400000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03" }, { "start": "2021-08-01", "end": "2021-10-31", "val": 14600000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03", "frame": "CY2021Q3" }, { "start": "2021-02-01", "end": "2022-01-31", "val": 52800000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "start": "2021-02-01", "end": "2022-01-31", "val": 52000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "start": "2021-02-01", "end": "2022-01-31", "val": 52000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2021" }, { "start": "2022-02-01", "end": "2022-04-30", "val": 14000000, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02", "frame": "CY2022Q1" }, { "start": "2022-02-01", "end": "2022-07-31", "val": 29000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31" }, { "start": "2022-05-01", "end": "2022-07-31", "val": 15000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31", "frame": "CY2022Q2" }, { "start": "2022-02-01", "end": "2023-01-31", "val": 58000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "start": "2022-02-01", "end": "2023-01-31", "val": 58000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "start": "2022-02-01", "end": "2023-01-31", "val": 58000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2022" }, { "start": "2023-02-01", "end": "2024-01-31", "val": 48000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "start": "2023-02-01", "end": "2024-01-31", "val": 48000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "start": "2023-02-01", "end": "2024-01-31", "val": 48000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2023" }, { "start": "2024-02-01", "end": "2024-04-30", "val": 17000000, "accn": "0000769397-25-000071", "fy": 2026, "fp": "Q1", "form": "10-Q", "filed": "2025-05-29", "frame": "CY2024Q1" }, { "start": "2024-02-01", "end": "2024-07-31", "val": 39000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02" }, { "start": "2024-05-01", "end": "2024-07-31", "val": 22000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02", "frame": "CY2024Q2" }, { "start": "2024-02-01", "end": "2024-10-31", "val": 62000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26" }, { "start": "2024-08-01", "end": "2024-10-31", "val": 23000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26", "frame": "CY2024Q3" }, { "start": "2024-02-01", "end": "2025-01-31", "val": 85000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "start": "2024-02-01", "end": "2025-01-31", "val": 85000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024" }, { "start": "2025-02-01", "end": "2025-04-30", "val": 25000000, "accn": "0000769397-25-000071", "fy": 2026, "fp": "Q1", "form": "10-Q", "filed": "2025-05-29" }, { "start": "2025-02-01", "end": "2025-04-30", "val": 25000000, "accn": "0000769397-26-000044", "fy": 2027, "fp": "Q1", "form": "10-Q", "filed": "2026-05-29", "frame": "CY2025Q1" }, { "start": "2025-02-01", "end": "2025-07-31", "val": 48000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02" }, { "start": "2025-05-01", "end": "2025-07-31", "val": 23000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02", "frame": "CY2025Q2" }, { "start": "2025-02-01", "end": "2025-10-31", "val": 73000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26" }, { "start": "2025-08-01", "end": "2025-10-31", "val": 25000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26", "frame": "CY2025Q3" }, { "start": "2025-02-01", "end": "2026-01-31", "val": 97000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025" }, { "start": "2026-02-01", "end": "2026-04-30", "val": 25000000, "accn": "0000769397-26-000044", "fy": 2027, "fp": "Q1", "form": "10-Q", "filed": "2026-05-29", "frame": "CY2026Q1" } ] } }, "CostOfGoodsSoldAmortization": { "label": "Cost of Goods Sold, Amortization (Deprecated 2018-01-31)", "description": "The amount of expense recognized in the current period that reflects the allocation of the costs of intangible assets over the expected benefit period of such assets. This element applies only to intangible assets used in the production of goods.", "units": { "USD": [ { "start": "2015-02-01", "end": "2016-01-31", "val": 49000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2016-04-30", "val": 10900000, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31", "frame": "CY2016Q1" }, { "start": "2016-02-01", "end": "2016-07-31", "val": 21600000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31" }, { "start": "2016-05-01", "end": "2016-07-31", "val": 10700000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31", "frame": "CY2016Q2" }, { "start": "2016-02-01", "end": "2016-10-31", "val": 32000000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05" }, { "start": "2016-08-01", "end": "2016-10-31", "val": 10400000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05", "frame": "CY2016Q3" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 40000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2017-04-30", "val": 4700000, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31" }, { "start": "2017-02-01", "end": "2017-04-30", "val": 4700000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2017Q1" }, { "start": "2017-02-01", "end": "2017-07-31", "val": 8700000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31" }, { "start": "2017-05-01", "end": "2017-07-31", "val": 4000000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31", "frame": "CY2017Q2" }, { "start": "2017-02-01", "end": "2017-10-31", "val": 12700000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05" }, { "start": "2017-08-01", "end": "2017-10-31", "val": 4000000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05", "frame": "CY2017Q3" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 16400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2018-04-30", "val": 3600000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2018Q1" } ] } }, "CostOfGoodsSoldSubscription": { "label": "Cost of Goods Sold, Subscription (Deprecated 2018-01-31)", "description": "Costs incurred and are directly related to generating revenues in fulfilling customer subscriptions.", "units": { "USD": [ { "start": "2012-02-01", "end": "2012-04-30", "val": 18000000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2012Q1" }, { "start": "2012-02-01", "end": "2012-07-31", "val": 35300000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "start": "2012-02-01", "end": "2012-07-31", "val": 35300000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06" }, { "start": "2012-05-01", "end": "2012-07-31", "val": 17300000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "start": "2012-05-01", "end": "2012-07-31", "val": 17300000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06", "frame": "CY2012Q2" }, { "start": "2012-02-01", "end": "2012-10-31", "val": 51900000, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06" }, { "start": "2012-08-01", "end": "2012-10-31", "val": 16600000, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06", "frame": "CY2012Q3" }, { "start": "2013-02-01", "end": "2013-04-30", "val": 23100000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05" }, { "start": "2013-02-01", "end": "2013-04-30", "val": 23100000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03", "frame": "CY2013Q1" }, { "start": "2013-02-01", "end": "2013-07-31", "val": 48100000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "start": "2013-02-01", "end": "2013-07-31", "val": 48100000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06" }, { "start": "2013-02-01", "end": "2013-07-31", "val": 48100000, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02" }, { "start": 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"form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": -28400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": -36100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": -36100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": -40500000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": -40600000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": -34800000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": -34800000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": -17700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax": { "label": "Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit), before Tax", "description": "Amount, before tax, of accumulated other comprehensive (income) loss for cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).", "units": { "USD": [ { "end": "2014-01-31", "val": -1900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": -1800000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": -1800000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": -3900000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": -3900000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": -3600000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": -3600000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": -3100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": -3100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": -1400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "DefinedBenefitPlanActualReturnOnPlanAssets": { "label": "Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss)", "description": "Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses.", "units": { "USD": [ { "start": "2013-02-01", "end": "2014-01-31", "val": 900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4100000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 1300000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 1300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 4200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 4200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 3800000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 3800000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 1400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanActuarialGainLoss": { "label": "Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)", "description": "Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.", "units": { "USD": [ { "start": "2013-02-01", "end": "2014-01-31", "val": 3200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -18800000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -18800000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": -6300000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": -6300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -7100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -7100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 2800000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 2800000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 4300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanAmortizationOfGainsLosses": { "label": "Defined Benefit Plan, Amortization of Gain (Loss)", "description": "Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.", "units": { "USD": [ { "start": "2012-02-01", "end": "2013-01-31", "val": -700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2014-01-31", "val": -1000000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2013-02-01", "end": "2014-01-31", "val": -1000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -600000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -600000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -600000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": -1400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": -1400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": -1400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -1500000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -1500000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -1500000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -1200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -1200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -500000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanAmortizationOfPriorServiceCostCredit": { "label": "Defined Benefit Plan, Amortization of Prior Service Cost (Credit)", "description": "Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan.", "units": { "USD": [ { "start": "2012-02-01", "end": "2013-01-31", "val": -100000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2014-01-31", "val": -100000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2013-02-01", "end": "2014-01-31", "val": -100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -100000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": -100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": -100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": -100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanAmountsRecognizedInBalanceSheet": { "label": "Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position", "description": "Amount of asset (liability), recognized in statement of financial position, for defined benefit pension and other postretirement plans.", "units": { "USD": [ { "end": "2014-01-31", "val": 30200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 67100000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 67100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 76000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 76000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 75900000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" } ] } }, "DefinedBenefitPlanAmountToBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossNextFiscalYear": { "label": "Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year (Deprecated 2017-01-31)", "description": "Amount included in accumulated other comprehensive income (AOCI) expected to be recognized as components of net periodic benefit cost for the fiscal year that follows the most recent annual statement of financial position, including gain (loss), prior service cost (credit), and transition asset (obligation).", "units": { "USD": [ { "start": "2014-02-01", "end": "2015-01-31", "val": -1400000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 1400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016" } ] } }, "DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate": { "label": "Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate", "description": "Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.", "units": { "pure": [ { "end": "2013-01-31", "val": 0.018, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 0.022, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2014-01-31", "val": 0.022, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 0.024, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 0.024, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2015-01-31", "val": 0.024, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 0.022, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 0.022, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2016-01-31", "val": 0.022, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 0.017, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 0.017, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2017-01-31", "val": 0.017, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 0.018, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 0.018, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 0.02, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease": { "label": "Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase", "description": "Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.", "units": { "pure": [ { "end": "2013-01-31", "val": 0.02, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 0.022, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2014-01-31", "val": 0.022, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 0.012, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 0.012, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2015-01-31", "val": 0.012, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 0.026, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 0.026, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2016-01-31", "val": 0.026, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 0.026, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 0.026, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2017-01-31", "val": 0.026, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 0.026, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 0.026, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 0.027, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate": { "label": "Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate", "description": "Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.", "units": { "pure": [ { "start": "2012-02-01", "end": "2013-01-31", "val": 0.018, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 0.023, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 0.023, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.033, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.033, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.033, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.032, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.032, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.032, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.032, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.032, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.032, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0.024, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0.024, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 0.025, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets": { "label": "Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets", "description": "Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.", "units": { "pure": [ { "start": "2012-02-01", "end": "2013-01-31", "val": 0.02, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 0.019, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 0.019, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.039, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.039, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.039, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.038, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.038, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.038, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.043, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.043, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.043, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0.033, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0.033, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 0.033, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease": { "label": "Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase", "description": "Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.", "units": { "pure": [ { "start": "2012-02-01", "end": "2013-01-31", "val": 0.021, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 0.022, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 0.022, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.022, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.022, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 0.022, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.022, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.022, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0.022, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.022, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.022, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0.022, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0.023, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0.023, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 0.023, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanBenefitObligation": { "label": "Defined Benefit Plan, Benefit Obligation", "description": "Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.", "units": { "USD": [ { "end": "2013-01-31", "val": 61500000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 62200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2014-01-31", "val": 62200000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 144700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 144700000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2015-01-31", "val": 144700000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 145200000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 145200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2016-01-31", "val": 145200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 146400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 146400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2017-01-31", "val": 146400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 158100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 158100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 91600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "DefinedBenefitPlanBenefitObligationBenefitsPaid": { "label": "Defined Benefit Plan, Benefit Obligation, Benefits Paid", "description": "Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.", "units": { "USD": [ { "start": "2016-02-01", "end": "2017-01-31", "val": 2600000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 3300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 3300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 2600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanBenefitObligationContributionsByPlanParticipant": { "label": "Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant", "description": "Amount of contributions received by defined benefit plan from participant which increase benefit obligation.", "units": { "USD": [ { "start": "2016-02-01", "end": "2017-01-31", "val": 4400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 4000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 4000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 5000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanBenefitsPaid": { "label": "Defined Benefit Plan, Benefits Paid (Deprecated 2017-01-31)", "description": "The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets.", "units": { "USD": [ { "start": "2013-02-01", "end": "2014-01-31", "val": 5900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 7500000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 7500000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 6500000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 6500000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 2600000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016" } ] } }, "DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation": { "label": "Defined Benefit Plan, Benefit Obligation, Business Combination", "description": "Amount of increase in benefit obligation of defined benefit plan from business combination.", "units": { "USD": [ { "start": "2013-02-01", "end": "2014-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 60900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 60900000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015" } ] } }, "DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets": { "label": "Defined Benefit Plan, Plan Assets, Business Combination", "description": "Amount of increase in plan assets of defined benefit plan from business combination.", "units": { "USD": [ { "start": "2013-02-01", "end": "2014-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 60200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 60200000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015" } ] } }, "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": { "USD": [ { "start": "2013-02-01", "end": "2014-01-31", "val": 5200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4900000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 4500000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 4500000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 15300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 15300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 6500000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 6500000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 5900000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanContributionsByPlanParticipants": { "label": "Defined Benefit Plan, Contributions by Plan Participants (Deprecated 2017-01-31)", "description": "The amount of contributions made by plan participants. This item represents a periodic increase to the plan obligation and an increase to plan assets.", "units": { "USD": [ { "start": "2013-02-01", "end": "2014-01-31", "val": 2500000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 5900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 5900000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 4000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 4000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 4400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016" } ] } }, "DefinedBenefitPlanExpectedAmortizationNextFiscalYear": { "label": "Defined Benefit Plan, Expected Amortization, Next Fiscal Year", "description": "Amount of cost (credit) included in accumulated other comprehensive (income) loss expected to be recognized in net periodic benefit cost (credit) for fiscal year following most recent annual statement of financial position.", "units": { "USD": [ { "end": "2018-01-31", "val": -400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" } ] } }, "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": [ { "end": "2018-01-31", "val": 600000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "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": "2018-01-31", "val": 200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" } ] } }, "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": [ { "end": "2015-01-31", "val": 17500000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 19100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 19100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 34800000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 13900000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 12400000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 17100000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 19900000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 17000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 24000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 21000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 25000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths": { "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year One", "description": "Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.", "units": { "USD": [ { "end": "2015-01-31", "val": 3500000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 3900000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 4200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 7100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 2400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 2300000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 2600000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 2900000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 3000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 4000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 4000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 5000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanExpectedFutureBenefitPaymentsRemainderOfFiscalYear": { "label": "Defined Benefit Plan, Expected Future Benefit Payment, Remainder of Fiscal Year", "description": "Amount of benefit for defined benefit plan expected to be paid in remainder of current fiscal year.", "units": { "USD": [ { "end": "2019-01-31", "val": 25500000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 23900000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" } ] } }, "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive": { "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year Five", "description": "Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.", "units": { "USD": [ { "end": "2015-01-31", "val": 3100000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 3500000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 3400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 6400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 2300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 2900000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 2900000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 3200000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 3000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 4000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 4000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 5000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour": { "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year Four", "description": "Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.", "units": { "USD": [ { "end": "2015-01-31", "val": 3300000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 3500000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 3500000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 6400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 2300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 2100000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 3900000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 3400000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 3000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 4000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 4000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 5000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree": { "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year Three", "description": "Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.", "units": { "USD": [ { "end": "2015-01-31", "val": 3500000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 3700000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 3500000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 6400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 2300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 2100000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 2700000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 4000000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 3000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 4000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 3000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 5000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo": { "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year Two", "description": "Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.", "units": { "USD": [ { "end": "2015-01-31", "val": 3400000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 3900000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 3800000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 6500000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 2300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 2100000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 2600000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 1800000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 3000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 4000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 4000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 4000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear": { "label": "Defined 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"2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 5000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 5000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 4000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 5000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanExpectedReturnOnPlanAssets": { "label": "Defined Benefit Plan, Expected Return (Loss) on Plan Assets", "description": "Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.", "units": { "USD": [ { "start": "2012-02-01", "end": "2013-01-31", "val": 800000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 800000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 800000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4600000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4600000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4600000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 3900000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 3900000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 3900000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 4200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 4200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 4200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 3900000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 3900000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 3200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanFairValueOfPlanAssets": { "label": "Defined Benefit Plan, Plan Assets, Amount", "description": "Amount of asset segregated and restricted to provide benefit under defined benefit plan. 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"10-K", "filed": "2017-03-21", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 101400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 101400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2016-01-31", "val": 101400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 107400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 107400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2017-01-31", "val": 107400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 121100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 121100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 80800000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 80800000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 96200000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 96200000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 107200000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 107200000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 112500000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "end": "2022-01-31", "val": 112000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 76000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "end": "2023-01-31", "val": 76000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 77000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 77000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 74000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "end": "2025-01-31", "val": 74000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 84000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation": { "label": "Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss)", "description": "Amount of foreign currency translation gain (loss) which (increases) decreases benefit obligation of defined benefit plan.", "units": { "USD": [ { "start": "2013-02-01", "end": "2014-01-31", "val": 800000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": 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"CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -13900000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -13900000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 10000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanForeignCurrencyExchangeRateChangesPlanAssets": { "label": "Defined Benefit Plan, Foreign Currency Exchange Rate Changes, Plan Assets (Deprecated 2017-01-31)", "description": "The amount of increase or decrease in plan assets attributed to foreign currency changes. 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"2015-02-01", "end": "2016-01-31", "val": 3300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 3300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 3000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 3000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 3000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 2700000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": 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"0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4400000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 4400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 6400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 6400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 6400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 6800000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 6800000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 6800000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 6700000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 6700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 6700000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -3100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -3100000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -3100000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2018" }, { "start": "2019-02-01", "end": "2020-01-31", "val": 3700000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "start": "2019-02-01", "end": "2020-01-31", "val": 3700000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "start": "2019-02-01", "end": "2020-01-31", "val": 3700000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2019" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 2800000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 2800000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 3000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2020" }, { "start": "2021-02-01", "end": "2022-01-31", "val": 2600000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "start": "2021-02-01", "end": "2022-01-31", "val": 3000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "start": "2021-02-01", "end": "2022-01-31", "val": 3000000, "accn": 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"0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2023" }, { "start": "2024-02-01", "end": "2025-01-31", "val": 3000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "start": "2024-02-01", "end": "2025-01-31", "val": 3000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024" }, { "start": "2025-02-01", "end": "2026-01-31", "val": 3000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025" } ] } }, "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": "2014-01-31", "val": 45300000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 124000000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 124000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 127100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 127100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 119200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 119200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 130700000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 130700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 75600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets": { "label": "Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets", "description": "Amount of plan asset for defined benefit plan with accumulated benefit obligation in excess of plan assets.", "units": { "USD": [ { "end": "2014-01-31", "val": 40700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 103900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 103900000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 101400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 101400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 98300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 98300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 112100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 112100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 70000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets": { "label": "Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets", "description": "Amount of plan asset for defined benefit pension plan with projected benefit obligation in excess of plan assets.", "units": { "USD": [ { "end": "2018-01-31", "val": 121100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 80800000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation": { "label": "Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation", "description": "Amount of projected benefit obligation for defined benefit pension plan with projected benefit obligation in excess of plan assets.", "units": { "USD": [ { "end": "2018-01-31", "val": 158100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 91600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 91600000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 103500000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 103500000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 110000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 110000000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 106700000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "end": "2022-01-31", "val": 107000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 76000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "end": "2023-01-31", "val": 76000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 81000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 81000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 78000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "end": "2025-01-31", "val": 78000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 85000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "DefinedBenefitPlanPlanAmendments": { "label": "Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment", "description": "Amount of increase (decrease) in benefit obligation of defined benefit plan from change in terms of existing plan or initiation of new plan.", "units": { "USD": [ { "start": "2016-02-01", "end": "2017-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanPlanAssetsBenefitsPaid": { "label": "Defined Benefit Plan, Plan Assets, Benefits Paid", "description": "Amount of payment to participant under defined benefit plan which decreases plan assets. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.", "units": { "USD": [ { "start": "2016-02-01", "end": "2017-01-31", "val": 2600000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 3300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 3300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 2600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant": { "label": "Defined Benefit Plan, Plan Assets, Contributions by Plan Participant", "description": "Amount of contributions received by defined benefit plan from participant which increases plan assets.", "units": { "USD": [ { "start": "2016-02-01", "end": "2017-01-31", "val": 4400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 4000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 4000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 5000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss": { "label": "Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss)", "description": "Amount of foreign currency translation gain (loss) which increases (decreases) plan assets of defined benefit plan.", "units": { "USD": [ { "start": "2016-02-01", "end": "2017-01-31", "val": 8500000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -10700000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -10700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 7700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateBenefitObligation": { "label": "Defined Benefit Plan, Plan with Benefit Obligation in Excess of Plan Assets, Benefit Obligation (Deprecated 2018-01-31)", "description": "Amount of benefit obligation for defined benefit plan with benefit obligation in excess of plan assets.", "units": { "USD": [ { "end": "2014-01-31", "val": 62200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 144700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 144700000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 145200000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 145200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 146400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 146400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 158100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" } ] } }, "DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets": { "label": "Defined Benefit Plan, Plan with Benefit Obligation in Excess of Plan Assets, Fair Value of Plan Assets (Deprecated 2018-01-31)", "description": "Fair value of plan assets for defined benefit plan with benefit obligation in excess of plan assets.", "units": { "USD": [ { "end": "2014-01-31", "val": 40700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 104200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 104200000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 101400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 101400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 107400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 107400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 121100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" } ] } }, "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": [ { "start": "2014-02-01", "end": "2015-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -1200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 10900000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "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": "2014-02-01", "end": "2015-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 1100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -1200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -1200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -1900000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -1900000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -4300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" } ] } }, "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": "2013-02-01", "end": "2014-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -2900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014" } ] } }, "DefinedBenefitPlanServiceCost": { "label": "Defined Benefit Plan, Service Cost", "description": "Amount of cost for actuarial present value of benefits attributed to service rendered by 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Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.", "units": { "USD": [ { "end": "2010-01-31", "val": 4300000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01" }, { "end": "2010-01-31", "val": 4300000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "end": "2010-01-31", "val": 4300000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009Q4I" }, { "end": "2010-07-31", "val": 5600000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01", "frame": "CY2010Q2I" }, { "end": "2010-10-31", "val": 2100000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2010Q3I" }, { "end": "2011-01-31", "val": 5100000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18" }, { "end": "2011-01-31", "val": 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"2019-12-05" }, { "end": "2019-01-31", "val": 1700000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2019-04-30", "val": 2200000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1I" }, { "end": "2019-07-31", "val": 2200000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04", "frame": "CY2019Q2I" }, { "end": "2019-10-31", "val": 2300000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05", "frame": "CY2019Q3I" }, { "end": "2020-01-31", "val": 1100000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 1000000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02" }, { "end": "2020-01-31", "val": 1000000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02" }, { "end": "2020-01-31", "val": 100000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "end": "2020-01-31", "val": 100000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2020-04-30", "val": 200000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02", "frame": "CY2020Q1I" }, { "end": "2020-07-31", "val": 300000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02", "frame": "CY2020Q2I" }, { "end": "2020-10-31", "val": 1800000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04", "frame": "CY2020Q3I" }, { "end": "2021-01-31", "val": 100000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 100000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03" }, { "end": "2021-01-31", "val": 100000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01" }, { "end": "2021-01-31", "val": 100000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03" }, { "end": "2021-01-31", "val": 100000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2021-04-30", "val": 100000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03", "frame": "CY2021Q1I" }, { "end": "2021-07-31", "val": 100000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01", "frame": "CY2021Q2I" }, { "end": "2021-10-31", "val": 100000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03", "frame": "CY2021Q3I" }, { "end": "2022-01-31", "val": 100000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" } ] } }, "DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral": { "label": "Derivative Asset, Fair Value, Amount Not Offset Against Collateral", "description": "Fair value, after offset of derivative liability, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, before offset against an obligation to return collateral under a master netting arrangement. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.", "units": { "USD": [ { "end": "2013-01-31", "val": 17400000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 21300000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "end": "2014-01-31", "val": 21300000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03" }, { "end": "2014-01-31", "val": 21300000, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02" }, { "end": "2014-01-31", "val": 21300000, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05" }, { "end": "2014-01-31", "val": 21300000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2014-04-30", "val": 7500000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03", "frame": "CY2014Q1I" }, { "end": "2014-07-31", "val": 10000000, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02", "frame": "CY2014Q2I" }, { "end": "2014-10-31", "val": 23400000, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05", "frame": "CY2014Q3I" }, { "end": "2015-01-31", "val": 21300000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 21300000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28" }, { "end": "2015-01-31", "val": 21300000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31" }, { "end": "2015-01-31", "val": 21300000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09" }, { "end": "2015-01-31", "val": 21300000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2015-04-30", "val": 17700000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28", "frame": "CY2015Q1I" }, { "end": "2015-07-31", "val": 6200000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31", "frame": "CY2015Q2I" }, { "end": "2015-10-31", "val": 4200000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09", "frame": "CY2015Q3I" }, { "end": "2016-01-31", "val": 8300000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 8300000, "accn": "0000769397-16-000079", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2016-06-06" }, { "end": "2016-01-31", "val": 8300000, "accn": "0000769397-16-000087", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2016-08-30" }, { "end": "2016-01-31", "val": 8300000, "accn": "0000769397-16-000097", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2016-12-01" }, { "end": "2016-01-31", "val": 8300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2016-04-30", "val": 5700000, "accn": "0000769397-16-000079", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2016-06-06", "frame": "CY2016Q1I" }, { "end": "2016-07-31", "val": 8500000, "accn": "0000769397-16-000087", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2016-08-30", "frame": "CY2016Q2I" }, { "end": "2016-10-31", "val": 11100000, "accn": "0000769397-16-000097", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2016-12-01", "frame": "CY2016Q3I" }, { "end": "2017-01-31", "val": 13300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 13300000, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31" }, { "end": "2017-01-31", "val": 13300000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31" }, { "end": "2017-01-31", "val": 13300000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05" }, { "end": "2017-01-31", "val": 13300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2017-04-30", "val": 8400000, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31", "frame": "CY2017Q1I" }, { "end": "2017-07-31", "val": 11000000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31", "frame": "CY2017Q2I" }, { "end": "2017-10-31", "val": 9100000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05", "frame": "CY2017Q3I" }, { "end": "2018-01-31", "val": 8200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 8200000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08" }, { "end": "2018-01-31", "val": 8200000, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30" }, { "end": "2018-01-31", "val": 8200000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06" }, { "end": "2018-01-31", "val": 8200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2018-04-30", "val": 11300000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2018Q1I" }, { "end": "2018-07-31", "val": 12900000, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30", "frame": "CY2018Q2I" }, { "end": "2018-10-31", "val": 25800000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06", "frame": "CY2018Q3I" }, { "end": "2019-01-31", "val": 8500000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 8500000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04" }, { "end": "2019-01-31", "val": 8500000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "end": "2019-01-31", "val": 8500000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "end": "2019-01-31", "val": 8500000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2019-04-30", "val": 9700000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1I" }, { "end": "2019-07-31", "val": 11600000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04", "frame": "CY2019Q2I" }, { "end": "2019-10-31", "val": 6400000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05", "frame": "CY2019Q3I" }, { "end": "2020-01-31", "val": 9400000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 9400000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02" }, { "end": "2020-01-31", "val": 9400000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02" }, { "end": "2020-01-31", "val": 9400000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "end": "2020-01-31", "val": 9400000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2020-04-30", "val": 12400000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02", "frame": "CY2020Q1I" }, { "end": "2020-07-31", "val": 14500000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02", "frame": "CY2020Q2I" }, { "end": "2020-10-31", "val": 9600000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04", "frame": "CY2020Q3I" }, { "end": "2021-01-31", "val": 10000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 10000000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03" }, { "end": "2021-01-31", "val": 10000000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01" }, { "end": "2021-01-31", "val": 10000000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03" }, { "end": "2021-01-31", "val": 10000000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2021-04-30", "val": 9800000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03", "frame": "CY2021Q1I" }, { "end": "2021-07-31", "val": 10500000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01", "frame": "CY2021Q2I" }, { "end": "2021-10-31", "val": 26900000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03", "frame": "CY2021Q3I" }, { "end": "2022-01-31", "val": 18100000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "end": "2022-01-31", "val": 18000000, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02" }, { "end": "2022-01-31", "val": 18000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31" }, { "end": "2022-01-31", "val": 18000000, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06" }, { "end": "2022-01-31", "val": 18000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2021Q4I" }, { "end": "2022-04-30", "val": 96000000, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02", "frame": "CY2022Q1I" }, { "end": "2022-07-31", "val": 80000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31", "frame": "CY2022Q2I" }, { "end": "2022-10-31", "val": 74000000, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06", "frame": "CY2022Q3I" }, { "end": "2023-01-31", "val": 14000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "end": "2023-01-31", "val": 14000000, "accn": "0000769397-23-000110", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2023-06-01" }, { "end": "2023-01-31", "val": 14000000, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2023-08-29" }, { "end": "2023-01-31", "val": 14000000, "accn": "0000769397-23-000193", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2023-12-04" }, { "end": "2023-01-31", "val": 14000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2022Q4I" }, { "end": "2023-04-30", "val": 15000000, "accn": "0000769397-23-000110", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2023-06-01", "frame": "CY2023Q1I" }, { "end": "2023-07-31", "val": 12000000, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2023-08-29", "frame": "CY2023Q2I" }, { "end": "2023-10-31", "val": 27000000, "accn": "0000769397-23-000193", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2023-12-04", "frame": "CY2023Q3I" }, { "end": "2024-01-31", "val": 21000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 21000000, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 21000000, "accn": "0000769397-24-000150", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2024-09-03" }, { "end": "2024-01-31", "val": 21000000, "accn": "0000769397-24-000181", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2024-12-03", "frame": "CY2023Q4I" }, { "end": "2024-04-30", "val": 19000000, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10", "frame": "CY2024Q1I" }, { "end": "2024-07-31", "val": 12000000, "accn": "0000769397-24-000150", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2024-09-03", "frame": "CY2024Q2I" }, { "end": "2024-10-31", "val": 22000000, "accn": "0000769397-24-000181", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2024-12-03", "frame": "CY2024Q3I" } ] } }, "DerivativeFairValueOfDerivativeLiability": { "label": "Derivative Liability, Fair Value, Gross Liability", "description": "Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.", "units": { "USD": [ { "end": "2010-01-31", "val": 400000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01" }, { "end": "2010-01-31", "val": 400000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "end": "2010-01-31", "val": 400000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009Q4I" }, { "end": "2010-07-31", "val": 900000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01", "frame": "CY2010Q2I" }, { "end": "2010-10-31", "val": 4800000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2010Q3I" }, { "end": "2011-01-31", "val": 1200000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18" }, { "end": "2011-01-31", "val": 1200000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03" }, { "end": "2011-01-31", "val": 1200000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01" }, { "end": "2011-01-31", "val": 1200000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "end": "2011-01-31", "val": 1200000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2010Q4I" }, { "end": "2011-04-30", "val": 4600000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03", "frame": "CY2011Q1I" }, { "end": "2011-07-31", "val": 2600000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01", "frame": "CY2011Q2I" }, { "end": "2011-10-31", "val": 3100000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06", "frame": "CY2011Q3I" }, { "end": "2012-01-31", "val": 2200000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "end": "2012-01-31", "val": 2200000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01" }, { "end": "2012-01-31", "val": 2200000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" }, { "end": "2012-01-31", "val": 2200000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04" }, { "end": "2012-01-31", "val": 2200000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011Q4I" }, { "end": "2012-04-30", "val": 400000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01", "frame": "CY2012Q1I" }, { "end": "2012-07-31", "val": 1900000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": 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"Q3", "form": "10-Q", "filed": "2017-12-05", "frame": "CY2017Q3I" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2018-04-30", "val": 0, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2018Q1I" }, { "end": "2018-07-31", "val": 0, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30", "frame": "CY2018Q2I" }, { "end": "2018-10-31", "val": 0, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06", "frame": "CY2018Q3I" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2019-04-30", "val": 0, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1I" }, { "end": "2019-07-31", "val": 0, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04", "frame": "CY2019Q2I" }, { "end": "2019-10-31", "val": 0, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05", "frame": "CY2019Q3I" }, { "end": "2020-01-31", "val": 0, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 0, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02" }, { "end": "2020-01-31", "val": 0, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02", "frame": "CY2019Q4I" }, { "end": "2020-04-30", "val": 0, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02", "frame": "CY2020Q1I" }, { "end": "2020-07-31", "val": 0, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02", "frame": "CY2020Q2I" } ] } }, "DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral": { "label": "Derivative Liability, Fair Value, Amount Not Offset Against Collateral", "description": "Fair value, after offset of derivative asset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be and before offset against a right to receive collateral under a master netting arrangement. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.", "units": { "USD": [ { "end": "2013-01-31", "val": 3900000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 1700000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "end": "2014-01-31", "val": 1700000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03" }, { "end": "2014-01-31", "val": 1700000, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02" }, { "end": "2014-01-31", "val": 1700000, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05" }, { "end": "2014-01-31", "val": 1700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2014-04-30", "val": 500000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03", "frame": "CY2014Q1I" }, { "end": "2014-07-31", "val": 1000000, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02", "frame": "CY2014Q2I" }, { "end": "2014-10-31", "val": 3000000, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05", "frame": "CY2014Q3I" }, { "end": "2015-01-31", "val": 5400000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 5400000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28" }, { "end": "2015-01-31", "val": 5400000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31" }, { "end": "2015-01-31", "val": 5400000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09" }, { "end": "2015-01-31", "val": 5400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2015-04-30", "val": 6600000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28", "frame": "CY2015Q1I" }, { "end": "2015-07-31", "val": 3500000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31", "frame": "CY2015Q2I" }, { "end": "2015-10-31", "val": 2600000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09", "frame": "CY2015Q3I" }, { "end": "2016-01-31", "val": 6400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 6400000, "accn": "0000769397-16-000079", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2016-06-06" }, { "end": "2016-01-31", "val": 6400000, "accn": "0000769397-16-000087", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": 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2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31" }, { "end": "2017-01-31", "val": 10500000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31" }, { "end": "2017-01-31", "val": 10500000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05" }, { "end": "2017-01-31", "val": 10500000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2017-04-30", "val": 6200000, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31", "frame": "CY2017Q1I" }, { "end": "2017-07-31", "val": 19300000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31", "frame": "CY2017Q2I" }, { "end": "2017-10-31", "val": 8900000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05", "frame": "CY2017Q3I" }, { "end": "2018-01-31", "val": 26600000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 26600000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08" }, { "end": "2018-01-31", "val": 26600000, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30" }, { "end": "2018-01-31", "val": 26600000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06" }, { "end": "2018-01-31", "val": 26600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2018-04-30", "val": 5100000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2018Q1I" }, { "end": "2018-07-31", "val": 6900000, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30", "frame": "CY2018Q2I" }, { "end": "2018-10-31", "val": 7400000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06", "frame": "CY2018Q3I" }, { "end": "2019-01-31", "val": 7400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 7400000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04" }, { "end": "2019-01-31", "val": 7400000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "end": "2019-01-31", "val": 7400000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "end": "2019-01-31", "val": 7400000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2019-04-30", "val": 5400000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": 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Excludes amounts for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. 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2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2013-04-30", "val": -4000000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2013Q1" }, { "start": "2013-02-01", "end": "2013-07-31", "val": -4000000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "start": "2013-02-01", "end": "2013-07-31", "val": -4000000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06" }, { "start": "2013-02-01", "end": "2013-10-31", "val": -4000000, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 4000000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 4000000, "accn": "0000769397-15-000012", "fy": 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2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "end": "2012-01-31", "val": 28700000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01" }, { "end": "2012-01-31", "val": 28700000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" }, { "end": "2012-01-31", "val": 28700000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04" }, { "end": "2012-01-31", "val": 28700000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "end": "2012-01-31", "val": 28700000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2011Q4I" }, { "end": "2012-04-30", "val": 34700000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01", "frame": "CY2012Q1I" }, { "end": "2012-07-31", "val": 26900000, "accn": "0000769397-12-000016", 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Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": { "USD": [ { "end": "2013-01-31", "val": 72800000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 59100000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 73200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 63100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 37200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 28000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 73600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 64700000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 60500000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 95200000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 80000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 90000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 150000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 156000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "FiniteLivedIntangibleAssetsAmortizationExpenseYearFive": { "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Five", "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": { "USD": [ { "end": "2013-01-31", "val": 1100000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 500000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 5300000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 7400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 3700000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2020-01-31", "val": 13000000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 18900000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 51700000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 20000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 19000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 31000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 16000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "FiniteLivedIntangibleAssetsAmortizationExpenseYearFour": { "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Four", "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": { "USD": [ { "end": "2013-01-31", "val": 4900000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 1200000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 15500000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 13400000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 8300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 3400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 37600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 19200000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 22700000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 60400000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 53000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 33000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 65000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 31000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "FiniteLivedIntangibleAssetsAmortizationExpenseYearThree": { "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Three", "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": { "USD": [ { "end": "2013-01-31", "val": 18600000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 11100000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 24000000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 24600000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 16700000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 7700000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 49100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 37600000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 30500000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 67600000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 63000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 73000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 93000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 80000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo": { "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Two", "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": { "USD": [ { "end": "2013-01-31", "val": 45000000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 30800000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 49700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 33800000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 28900000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 16100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 64800000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 49000000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 48800000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 77100000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 70000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 84000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 140000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 105000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "FiniteLivedIntangibleAssetsFutureAmortizationExpense": { "label": "Finite-Lived Intangible Assets, Future Amortization Expense (Deprecated 2012-01-31)", "description": "The aggregate estimated amortization expense for succeeding fiscal years for intangible assets subject to amortization.", "units": { "USD": [ { "start": "2010-02-01", "end": "2011-01-31", "val": 118800000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010" }, { "start": "2011-02-01", "end": "2011-10-31", "val": 161100000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 148800000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011" } ] } }, "FiniteLivedIntangibleAssetsGross": { "label": "Finite-Lived Intangible Assets, Gross", "description": "Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.", "units": { "USD": [ { "end": "2010-01-31", "val": 488000000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "end": "2010-01-31", "val": 488000000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009Q4I" }, { "end": "2010-10-31", "val": 491700000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2010Q3I" }, { "end": "2011-01-31", "val": 492200000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18" }, { "end": "2011-01-31", "val": 492200000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03" }, { "end": "2011-01-31", "val": 492200000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01" }, { "end": "2011-01-31", "val": 492200000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "end": "2011-01-31", "val": 492200000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2010Q4I" }, { "end": "2011-04-30", "val": 527400000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03", "frame": "CY2011Q1I" }, { "end": "2011-07-31", "val": 543700000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01", "frame": "CY2011Q2I" }, { "end": "2011-10-31", "val": 588200000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06", "frame": "CY2011Q3I" }, { "end": "2012-01-31", "val": 594000000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "end": "2012-01-31", "val": 615800000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01" }, { "end": "2012-01-31", "val": 615800000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" }, { "end": "2012-01-31", "val": 615800000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04" }, { "end": "2012-01-31", "val": 615800000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011Q4I" }, { "end": "2012-04-30", "val": 615500000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01", 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A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company.", "units": { "pure": [ { "start": "2011-02-01", "end": "2012-01-31", "val": 2, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011" } ], "Year": [ { "start": "2010-02-01", "end": "2011-01-31", "val": 2, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010" } ] } }, "FiniteLivedIntangibleAssetsWeightedAverageUsefulLife": { "label": "Finite-Lived Intangible Assets, Weighted-Average Useful Life (Deprecated 2012-01-31)", "description": "The calculated weighted-average useful life of all finite-lived intangible assets.", "units": { "Year": [ { "start": "2011-08-01", "end": "2011-10-31", "val": 4.6, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06", "frame": 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"0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "start": "2022-02-01", "end": "2023-01-31", "val": 15000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2022" }, { "start": "2023-02-01", "end": "2024-01-31", "val": 10000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "start": "2023-02-01", "end": "2024-01-31", "val": 10000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "start": "2023-02-01", "end": "2024-01-31", "val": 10000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2023" }, { "start": "2024-02-01", "end": "2025-01-31", "val": 6000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "start": "2024-02-01", "end": "2025-01-31", "val": 6000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024" }, { "start": "2025-02-01", "end": "2026-01-31", "val": 7000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025" } ] } }, "ForeignIncomeTaxExpenseBenefitContinuingOperations": { "label": "Foreign Income Tax Expense (Benefit), Continuing Operations", "description": "Amount of current and deferred foreign income tax expense (benefit) attributable to income (loss) from continuing operations.", "units": { "USD": [ { "start": "2009-02-01", "end": "2010-01-31", "val": 0, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2009" }, { "start": "2010-02-01", "end": "2011-01-31", "val": 0, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "start": "2010-02-01", "end": "2011-01-31", "val": 0, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2010" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 10400000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 10400000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 10400000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2011" }, { "start": "2012-02-01", "end": "2013-01-31", "val": 4400000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "start": "2012-02-01", "end": "2013-01-31", "val": 6600000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "start": "2012-02-01", "end": "2013-01-31", "val": 6600000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 9700000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 9700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 9700000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 1200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 1200000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": -1200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -27100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 27100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -27100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 0, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -11400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 11400000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -11400000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2018" }, { "start": "2019-02-01", "end": "2020-01-31", "val": 0, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 0, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020" }, { "start": "2023-02-01", "end": "2024-01-31", "val": 217000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2023" }, { "start": "2024-02-01", "end": "2025-01-31", "val": 207000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024" }, { "start": "2025-02-01", "end": "2026-01-31", "val": 274000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025" } ] } }, "FurnitureAndFixturesGross": { "label": "Furniture and Fixtures, Gross", "description": "Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. 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"2011-01-31", "val": 43600000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03" }, { "end": "2011-01-31", "val": 43600000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01" }, { "end": "2011-01-31", "val": 43600000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "end": "2011-01-31", "val": 43600000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2010Q4I" }, { "end": "2011-04-30", "val": 44600000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03", "frame": "CY2011Q1I" }, { "end": "2011-07-31", "val": 48000000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01", "frame": "CY2011Q2I" }, { "end": "2011-10-31", "val": 48300000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06", "frame": "CY2011Q3I" }, { "end": "2012-01-31", "val": 47700000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "end": "2012-01-31", "val": 47700000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01" }, { "end": "2012-01-31", "val": 47700000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" }, { "end": "2012-01-31", "val": 47700000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04" }, { "end": "2012-01-31", "val": 47700000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011Q4I" }, { "end": "2012-04-30", "val": 48700000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01", "frame": "CY2012Q1I" }, { "end": "2012-07-31", "val": 50600000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05", "frame": "CY2012Q2I" }, { "end": "2012-10-31", "val": 51300000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q3I" }, { "end": "2013-01-31", "val": 46000000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "end": "2013-01-31", "val": 46000000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05" }, { "end": "2013-01-31", "val": 46000000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "end": "2013-01-31", "val": 46000000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06" }, { "end": "2013-01-31", "val": 46000000, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06" }, { "end": "2013-01-31", "val": 46000000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2012Q4I" }, { "end": "2013-04-30", "val": 48200000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2013Q1I" }, { "end": "2013-07-31", "val": 51600000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "end": "2013-07-31", "val": 51600000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06", "frame": "CY2013Q2I" }, { "end": "2013-10-31", "val": 50900000, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06", "frame": "CY2013Q3I" }, { "end": "2014-01-31", "val": 51700000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "end": "2014-01-31", "val": 51700000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03" }, { "end": "2014-01-31", "val": 51700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2014-04-30", "val": 55700000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03", "frame": "CY2014Q1I" }, { "end": "2015-01-31", "val": 53000000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 53000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 59000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 59000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 58200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 58200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 63400000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 63400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 67200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 67200000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 69000000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 69000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 88400000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 88400000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 93400000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" } ] } }, "FutureAmortizationExpenseAfterYearFive": { "label": "Future Amortization Expense, after Year Five (Deprecated 2012-01-31)", "description": "The amount of amortization expense expected to be recognized for the remainder of the finite-lived intangible asset useful life after the fifth succeeding fiscal year.", "units": { "USD": [ { "start": "2011-02-01", "end": "2011-10-31", "val": 1600000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" } ] } }, "FutureAmortizationExpenseRemainderOfFiscalYear": { "label": "Future Amortization Expense, Remainder of Fiscal Year (Deprecated 2012-01-31)", "description": "The amount of amortization expense expected to be recognized during the remainder of the current fiscal year.", "units": { "USD": [ { "start": "2011-02-01", "end": "2011-10-31", "val": 18300000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" } ] } }, "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": [ { "start": "2010-02-01", "end": "2011-01-31", "val": 2200000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010" }, { "start": "2011-02-01", "end": "2011-10-31", "val": 1000000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 1000000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011" } ] } }, "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": "2010-02-01", "end": "2011-01-31", "val": 8500000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010" }, { "start": "2011-02-01", "end": "2011-10-31", "val": 6800000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 7900000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011" } ] } }, "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": "2010-02-01", "end": "2011-01-31", "val": 50700000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010" }, { "start": "2011-02-01", "end": "2011-10-31", "val": 63600000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 65700000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011" } ] } }, "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": "2010-02-01", "end": "2011-01-31", "val": 20300000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010" }, { "start": "2011-02-01", "end": "2011-10-31", "val": 24600000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 25500000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011" } ] } }, "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": "2010-02-01", "end": "2011-01-31", "val": 37000000, "accn": 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"val": 55000000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05", "frame": "CY2011Q2" }, { "start": "2011-02-01", "end": "2011-10-31", "val": 163000000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "start": "2011-02-01", "end": "2011-10-31", "val": 163000000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04" }, { "start": "2011-08-01", "end": "2011-10-31", "val": 51400000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "start": "2011-08-01", "end": "2011-10-31", "val": 51400000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2011Q3" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 223100000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "start": "2011-02-01", "end": 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"0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -100900000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": -100900000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2017-04-30", "val": 13300000, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31" }, { "start": "2017-02-01", "end": "2017-04-30", "val": 13300000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2017Q1" }, { "start": "2017-02-01", "end": "2017-07-31", "val": -9900000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31" }, { "start": "2017-02-01", "end": "2017-07-31", "val": -9900000, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30" }, { "start": "2017-02-01", "end": "2017-10-31", "val": -21800000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05" }, { "start": "2017-02-01", "end": "2017-10-31", "val": -21800000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -22100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -22100000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "start": "2017-02-01", "end": "2018-01-31", "val": -22100000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2018-04-30", "val": -58500000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08" }, { "start": "2018-02-01", "end": "2018-04-30", "val": -58500000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2018Q1" }, { "start": "2018-02-01", "end": "2018-07-31", "val": -66700000, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30" }, { "start": "2018-02-01", "end": "2018-07-31", "val": -66700000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "start": "2018-02-01", "end": "2018-10-31", "val": -73800000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06" }, { "start": "2018-02-01", "end": "2018-10-31", "val": -73800000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -34500000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "start": "2018-02-01", "end": "2019-01-31", "val": -34500000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018" }, { "start": "2019-02-01", "end": "2019-04-30", "val": 62200000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1" }, { "start": "2019-02-01", "end": "2019-07-31", "val": 158300000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "start": "2019-02-01", "end": "2019-10-31", "val": 328800000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "start": "2019-02-01", "end": "2020-01-31", "val": 6100000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019" } ] } }, "IncreaseDecreaseInAccruedTaxesPayable": { "label": "Increase (Decrease) in Accrued Taxes Payable", "description": "The increase (decrease) during the reporting period of all taxes owed but not paid, including income, property and other taxes.", "units": { "USD": [ { "start": "2018-02-01", "end": "2019-01-31", "val": -34500000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2018" }, { "start": "2019-02-01", "end": "2019-04-30", "val": -9600000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02", "frame": "CY2019Q1" }, { "start": "2019-02-01", "end": "2019-07-31", "val": -9100000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02" }, { "start": "2019-02-01", "end": "2019-10-31", "val": -3800000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "start": "2019-02-01", "end": "2020-01-31", "val": 6100000, "accn": "0000769397-21-000014", 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"2011-02-01", "end": "2012-01-31", "val": 53000000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 53000000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 53000000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2011" }, { "start": "2012-02-01", "end": "2013-01-31", "val": 56100000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "start": "2012-02-01", "end": "2013-01-31", "val": 56100000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "start": "2012-02-01", "end": "2013-01-31", "val": 56100000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2012" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 50200000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 50200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2013-02-01", "end": "2014-01-31", "val": 50200000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2013" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 55000000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 55000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2014-02-01", "end": "2015-01-31", "val": 55000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2014" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 58700000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 58700000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2015-02-01", "end": "2016-01-31", "val": 58700000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2015" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 65300000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 65300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2016-02-01", "end": "2017-01-31", "val": 65300000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2016" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 55900000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 55900000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "start": "2017-02-01", "end": "2018-01-31", "val": 55900000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2017" }, { "start": "2018-02-01", "end": "2018-04-30", "val": 15100000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2018Q1" }, { "start": "2018-02-01", "end": "2018-07-31", "val": 30500000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "start": "2018-05-01", "end": "2018-07-31", "val": 15400000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04", "frame": "CY2018Q2" }, { "start": "2018-02-01", "end": "2018-10-31", "val": 45500000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "start": "2018-08-01", "end": "2018-10-31", "val": 15000000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05", "frame": "CY2018Q3" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 60700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 60700000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 60700000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2018" } ] } }, "LesseeOperatingLeaseLiabilityPaymentsDue": { "label": "Lessee, Operating Lease, Liability, to be Paid", "description": "Amount of lessee's 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"CY2021Q4I" }, { "end": "2022-04-30", "val": 457000000, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02", "frame": "CY2022Q1I" }, { "end": "2022-07-31", "val": 448000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31", "frame": "CY2022Q2I" }, { "end": "2022-10-31", "val": 439000000, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06", "frame": "CY2022Q3I" }, { "end": "2023-01-31", "val": 417000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2023-04-30", "val": 439000000, "accn": "0000769397-23-000110", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2023-06-01", "frame": "CY2023Q1I" }, { "end": "2023-07-31", "val": 417000000, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2023-08-29", "frame": "CY2023Q2I" }, { "end": "2023-10-31", "val": 397000000, "accn": "0000769397-23-000193", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2023-12-04", "frame": "CY2023Q3I" }, { "end": "2024-01-31", "val": 373000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2024-04-30", "val": 358000000, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10", "frame": "CY2024Q1I" }, { "end": "2024-07-31", "val": 344000000, "accn": "0000769397-24-000150", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2024-09-03", "frame": "CY2024Q2I" }, { "end": "2024-10-31", "val": 318000000, "accn": "0000769397-24-000181", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2024-12-03", "frame": "CY2024Q3I" }, { "end": "2025-01-31", "val": 295000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2025-04-30", "val": 278000000, "accn": 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Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": { "USD": [ { "end": "2019-04-30", "val": 43800000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1I" }, { "end": "2019-07-31", "val": 46300000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04", "frame": "CY2019Q2I" }, { "end": "2019-10-31", "val": 46100000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05", "frame": "CY2019Q3I" }, { "end": "2020-01-31", "val": 52300000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 45200000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 38000000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 34000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 40000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 27000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 30000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "LesseeOperatingLeaseLiabilityPaymentsDueYearFour": { "label": "Lessee, Operating Lease, Liability, to be Paid, Year Four", "description": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. 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Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "units": { "USD": [ { "end": "2019-04-30", "val": 75900000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1I" }, { "end": "2019-07-31", "val": 71300000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04", "frame": "CY2019Q2I" }, { "end": "2019-10-31", "val": 72000000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05", "frame": "CY2019Q3I" }, { "end": "2020-01-31", "val": 90900000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2020-04-30", "val": 85000000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02", "frame": "CY2020Q1I" }, { "end": "2020-07-31", "val": 88600000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02", "frame": "CY2020Q2I" }, { "end": "2020-10-31", "val": 91900000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04", "frame": "CY2020Q3I" }, { "end": "2021-01-31", "val": 95000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2021-04-30", "val": 80300000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03", "frame": "CY2021Q1I" }, { "end": "2021-07-31", "val": 81500000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01", "frame": "CY2021Q2I" }, { "end": "2021-10-31", "val": 81600000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03", "frame": "CY2021Q3I" }, { "end": "2022-01-31", "val": 87100000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2022-04-30", "val": 72000000, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02", "frame": "CY2022Q1I" }, { "end": "2022-07-31", "val": 77000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31", "frame": "CY2022Q2I" }, { "end": "2022-10-31", "val": 78000000, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06", "frame": "CY2022Q3I" }, { "end": "2023-01-31", "val": 78000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2023-04-30", "val": 74000000, "accn": "0000769397-23-000110", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2023-06-01", "frame": "CY2023Q1I" }, { "end": "2023-07-31", "val": 74000000, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": 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consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.", "units": { "USD": [ { "start": "2007-02-01", "end": "2008-01-31", "val": 1618600000, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19", "frame": "CY2007" }, { "start": "2008-02-01", "end": "2008-04-30", "val": 432200000, "accn": "0001193125-09-124260", "fy": 2009, "fp": "Q1", "form": "10-Q", "filed": "2009-06-03", "frame": "CY2008Q1" }, { "start": "2008-02-01", "end": "2008-07-31", "val": 872400000, "accn": "0001193125-09-183342", "fy": 2009, "fp": "Q2", "form": "10-Q", "filed": "2009-08-28" }, { "start": "2008-05-01", "end": "2008-07-31", "val": 440200000, "accn": "0001193125-09-183342", "fy": 2009, "fp": "Q2", "form": "10-Q", "filed": "2009-08-28", "frame": "CY2008Q2" }, { "start": "2008-02-01", "end": "2008-10-31", "val": 1293400000, "accn": "0001193125-09-249297", "fy": 2009, "fp": "Q3", "form": "10-Q", "filed": "2009-12-08" }, { "start": "2008-08-01", "end": "2008-10-31", "val": 421000000, "accn": "0001193125-09-249297", "fy": 2009, "fp": "Q3", "form": "10-Q", "filed": "2009-12-08", "frame": "CY2008Q3" }, { "start": "2008-02-01", "end": "2009-01-31", "val": 1603400000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2008" }, { "start": "2008-02-01", "end": "2009-01-31", "val": 1603400000, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19" }, { "start": "2009-02-01", "end": "2009-04-30", "val": 243600000, "accn": "0001193125-10-132539", "fy": 2010, "fp": "Q1", "form": "10-Q", "filed": "2010-06-04", "frame": "CY2009Q1" }, { "start": "2009-02-01", "end": "2009-04-30", "val": 243600000, "accn": "0001193125-09-124260", "fy": 2009, "fp": "Q1", "form": "10-Q", "filed": "2009-06-03" }, { "start": "2009-02-01", "end": "2009-07-31", "val": 474600000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01" }, { "start": "2009-02-01", "end": "2009-07-31", "val": 474600000, "accn": "0001193125-09-183342", "fy": 2009, "fp": "Q2", "form": "10-Q", "filed": "2009-08-28" }, { "start": "2009-05-01", "end": "2009-07-31", "val": 231000000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01", "frame": "CY2009Q2" }, { "start": "2009-05-01", "end": "2009-07-31", "val": 231000000, "accn": "0001193125-09-183342", "fy": 2009, "fp": "Q2", "form": "10-Q", "filed": "2009-08-28" }, { "start": "2009-02-01", "end": "2009-10-31", "val": 710700000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "start": "2009-02-01", "end": "2009-10-31", "val": 710700000, "accn": "0001193125-09-249297", "fy": 2009, "fp": "Q3", "form": "10-Q", "filed": "2009-12-08" }, { "start": "2009-08-01", "end": "2009-10-31", "val": 236100000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2009Q3" }, { "start": "2009-08-01", "end": "2009-10-31", "val": 236100000, "accn": "0001193125-09-249297", "fy": 2009, "fp": "Q3", "form": "10-Q", "filed": "2009-12-08" }, { "start": "2009-02-01", "end": "2010-01-31", "val": 980700000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009" }, { "start": "2009-02-01", "end": "2010-01-31", "val": 980700000, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19" }, { "start": "2010-02-01", "end": "2010-04-30", "val": 279800000, "accn": "0001193125-10-132539", "fy": 2010, "fp": "Q1", "form": "10-Q", "filed": "2010-06-04", "frame": "CY2010Q1" }, { "start": "2010-02-01", "end": "2010-07-31", "val": 560500000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01" }, { "start": "2010-05-01", "end": "2010-07-31", "val": 280700000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01", "frame": "CY2010Q2" }, { "start": "2010-02-01", "end": "2010-10-31", "val": 842500000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "start": "2010-08-01", "end": "2010-10-31", "val": 282000000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2010Q3" }, { "start": "2010-02-01", "end": "2011-01-31", "val": 1172100000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010" } ] } }, "LineOfCredit": { "label": "Long-term Line of Credit", "description": "The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.", "units": { "USD": [ { "end": "2014-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2014-10-31", "val": 0, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05", "frame": "CY2014Q3I" }, { "end": "2015-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2015-04-30", "val": 0, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28", "frame": "CY2015Q1I" }, { "end": "2015-07-31", "val": 0, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31", "frame": "CY2015Q2I" }, { "end": "2015-10-31", "val": 0, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09", "frame": "CY2015Q3I" }, { "end": "2016-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2016-04-30", "val": 0, "accn": "0000769397-16-000079", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2016-06-06", "frame": "CY2016Q1I" }, { "end": "2016-07-31", "val": 0, "accn": "0000769397-16-000087", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2016-08-30", "frame": "CY2016Q2I" }, { "end": "2016-10-31", "val": 0, "accn": "0000769397-16-000097", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2016-12-01", "frame": "CY2016Q3I" }, { "end": "2017-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2017-04-30", "val": 0, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31", "frame": "CY2017Q1I" }, { "end": "2017-07-31", "val": 0, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31", "frame": "CY2017Q2I" }, { "end": "2017-10-31", "val": 0, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05", "frame": "CY2017Q3I" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2018-04-30", "val": 0, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2018Q1I" }, { "end": "2018-07-31", "val": 0, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30", "frame": "CY2018Q2I" }, { "end": "2018-10-31", "val": 0, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06", "frame": "CY2018Q3I" } ] } }, "LineOfCreditFacilityAmountOutstanding": { "label": "Line of Credit Facility, Amount Outstanding 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"Q2", "form": "10-Q/A", "filed": "2013-09-06", "frame": "CY2013Q2I" }, { "end": "2013-10-31", "val": 0, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06", "frame": "CY2013Q3I" }, { "end": "2014-01-31", "val": 0, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2014-04-30", "val": 0, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03", "frame": "CY2014Q1I" }, { "end": "2014-07-31", "val": 0, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02", "frame": "CY2014Q2I" } ] } }, "LineOfCreditFacilityIncreaseAdditionalBorrowings": { "label": "Line of Credit Facility, Increase, Additional Borrowings (Deprecated 2013-01-31)", "description": "Increase for additional borrowings on the credit facility during the period.", "units": { "USD": [ { "start": "2011-02-01", "end": "2011-07-31", "val": 100000000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01" }, { "start": "2011-02-01", "end": "2011-10-31", "val": 100000000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 100000000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011" }, { "start": "2011-02-01", "end": "2012-01-31", "val": 100000000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" } ] } }, "LineOfCreditFacilityMaximumBorrowingCapacity": { "label": "Line of Credit Facility, Maximum Borrowing Capacity", "description": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.", "units": { "USD": [ { "end": "2010-07-31", "val": 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"val": 400000000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28", "frame": "CY2015Q1I" }, { "end": "2015-07-31", "val": 400000000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31", "frame": "CY2015Q2I" }, { "end": "2015-10-31", "val": 400000000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09", "frame": "CY2015Q3I" }, { "end": "2016-01-31", "val": 400000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2016-04-30", "val": 400000000, "accn": "0000769397-16-000079", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2016-06-06", "frame": "CY2016Q1I" }, { "end": "2016-07-31", "val": 400000000, "accn": "0000769397-16-000087", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2016-08-30", "frame": "CY2016Q2I" }, { "end": "2016-10-31", "val": 400000000, "accn": "0000769397-16-000097", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2016-12-01", "frame": "CY2016Q3I" }, { "end": "2017-01-31", "val": 400000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2017-04-30", "val": 400000000, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31", "frame": "CY2017Q1I" }, { "end": "2017-07-31", "val": 400000000, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31", "frame": "CY2017Q2I" }, { "end": "2017-10-31", "val": 400000000, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05", "frame": "CY2017Q3I" }, { "end": "2018-01-31", "val": 400000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2018-04-30", "val": 400000000, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2018Q1I" }, { "end": "2018-07-31", "val": 400000000, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30", "frame": "CY2018Q2I" }, { "end": "2018-10-31", "val": 400000000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06", "frame": "CY2018Q3I" }, { "end": "2018-12-17", "val": 650000000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04" }, { "end": "2018-12-17", "val": 650000000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2018-12-31", "val": 650000000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "end": "2018-12-31", "val": 650000000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "end": "2018-12-31", "val": 650000000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02" }, { "end": "2018-12-31", "val": 650000000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02" }, { "end": "2018-12-31", "val": 650000000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "end": "2018-12-31", "val": 650000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2018-12-31", "val": 650000000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03" }, { "end": "2018-12-31", "val": 650000000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01", "frame": "CY2018Q4I" }, { "end": "2021-09-30", "val": 1500000000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03", "frame": "CY2021Q3I" } ] } }, "LinesOfCreditCurrent": { "label": "Line of Credit, Current", "description": "The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.", "units": { "USD": [ { "end": "2009-01-31", "val": 52100000, "accn": "0001193125-09-124260", "fy": 2009, "fp": "Q1", "form": "10-Q", "filed": "2009-06-03" }, { "end": "2009-01-31", "val": 52100000, "accn": "0001193125-09-183342", "fy": 2009, "fp": "Q2", "form": "10-Q", "filed": "2009-08-28" }, { "end": "2009-01-31", "val": 52100000, "accn": "0001193125-09-249297", "fy": 2009, "fp": "Q3", "form": "10-Q", "filed": "2009-12-08" }, { "end": "2009-01-31", "val": 52100000, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19", "frame": "CY2008Q4I" }, { "end": "2009-04-30", "val": 2100000, "accn": "0001193125-09-124260", "fy": 2009, "fp": "Q1", "form": "10-Q", "filed": "2009-06-03", "frame": "CY2009Q1I" }, { "end": "2009-07-31", "val": 0, "accn": "0001193125-09-183342", "fy": 2009, "fp": "Q2", "form": "10-Q", "filed": "2009-08-28", "frame": "CY2009Q2I" }, { "end": "2009-10-31", "val": 0, "accn": "0001193125-09-249297", "fy": 2009, "fp": "Q3", "form": "10-Q", "filed": "2009-12-08", "frame": "CY2009Q3I" }, { "end": "2010-01-31", "val": 0, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19", "frame": "CY2009Q4I" }, { "end": "2012-01-31", "val": 0, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2011Q4I" }, { "end": "2012-10-31", "val": 110000000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q3I" }, { "end": "2015-01-31", "val": 0, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09", "frame": "CY2014Q4I" }, { "end": "2015-10-31", "val": 0, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09", "frame": "CY2015Q3I" } ] } }, "LongTermDebt": { "label": "Long-term Debt", "description": "Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.", "units": { "USD": [ { "end": "2012-01-31", "val": 0, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 745600000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "end": "2013-01-31", "val": 745600000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05" }, { "end": "2013-01-31", "val": 745600000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "end": "2013-01-31", "val": 745600000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06" }, { "end": "2013-01-31", "val": 745600000, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06" }, { "end": "2013-01-31", "val": 745600000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2012Q4I" }, { "end": "2013-04-30", "val": 745800000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2013Q1I" }, { "end": "2013-07-31", "val": 746000000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "end": "2013-07-31", "val": 746000000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06", "frame": "CY2013Q2I" }, { "end": "2013-10-31", "val": 746200000, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06", "frame": "CY2013Q3I" }, { "end": "2014-01-31", "val": 746400000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "end": "2014-01-31", "val": 746400000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03" }, { "end": "2014-01-31", "val": 746400000, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02" }, { "end": "2014-01-31", "val": 746400000, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05" }, { "end": "2014-01-31", "val": 746400000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2014-04-30", "val": 746600000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03", "frame": "CY2014Q1I" }, { "end": "2014-07-31", "val": 746800000, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02", "frame": "CY2014Q2I" }, { "end": "2014-10-31", "val": 747000000, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05", "frame": "CY2014Q3I" }, { "end": "2015-01-31", "val": 747200000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 747200000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28" }, { "end": "2015-01-31", "val": 743100000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31" }, { "end": "2015-01-31", "val": 743100000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09" }, { "end": "2015-01-31", "val": 743100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2015-04-30", "val": 747400000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28", "frame": "CY2015Q1I" }, { "end": "2015-07-31", "val": 1486200000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31", "frame": "CY2015Q2I" }, { "end": "2015-10-31", "val": 1486900000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09", "frame": "CY2015Q3I" }, { "end": "2016-01-31", "val": 1487700000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 1487700000, "accn": "0000769397-16-000079", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2016-06-06" }, { "end": "2016-01-31", "val": 1487700000, "accn": "0000769397-16-000087", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2016-08-30" }, { "end": "2016-01-31", "val": 1487700000, "accn": "0000769397-16-000097", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2016-12-01" }, { "end": "2016-01-31", "val": 1487700000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2016-04-30", "val": 1488400000, "accn": "0000769397-16-000079", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2016-06-06", "frame": "CY2016Q1I" }, { "end": "2016-07-31", "val": 1489200000, "accn": "0000769397-16-000087", "fy": 2017, "fp": "Q2", "form": "10-Q", "filed": "2016-08-30", "frame": "CY2016Q2I" }, { "end": "2016-10-31", "val": 1489900000, "accn": "0000769397-16-000097", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2016-12-01", "frame": "CY2016Q3I" }, { "end": "2017-01-31", "val": 1092000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 1092000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 1586000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 1586000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 2087700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 2100000000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019Q4I" }, { "end": "2020-04-30", "val": 1650000000, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02", "frame": "CY2020Q1I" }, { "end": "2020-07-31", "val": 1650000000, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02", "frame": "CY2020Q2I" }, { "end": "2020-10-31", "val": 1650000000, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04", "frame": "CY2020Q3I" }, { "end": "2021-01-31", "val": 1650000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020Q4I" }, { "end": "2021-04-30", "val": 1650000000, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03", "frame": "CY2021Q1I" }, { "end": "2021-07-31", "val": 1650000000, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01", "frame": "CY2021Q2I" }, { "end": "2021-10-31", "val": 2650000000, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03", "frame": "CY2021Q3I" }, { "end": "2022-01-31", "val": 2650000000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021Q4I" }, { "end": "2022-04-30", "val": 2650000000, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02", "frame": "CY2022Q1I" }, { "end": "2022-07-31", "val": 2650000000, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31", "frame": "CY2022Q2I" }, { "end": "2022-10-31", "val": 2650000000, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06", "frame": "CY2022Q3I" }, { "end": "2023-01-31", "val": 2300000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022Q4I" }, { "end": "2023-04-30", "val": 2300000000, "accn": "0000769397-23-000110", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2023-06-01", "frame": "CY2023Q1I" }, { "end": "2023-07-31", "val": 2300000000, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2023-08-29", "frame": "CY2023Q2I" }, { "end": "2023-10-31", "val": 2300000000, "accn": "0000769397-23-000193", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2023-12-04", "frame": "CY2023Q3I" }, { "end": "2024-01-31", "val": 2300000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023Q4I" }, { "end": "2024-04-30", "val": 2300000000, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10", "frame": "CY2024Q1I" }, { "end": "2024-07-31", "val": 2300000000, 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Notional amount refers to the number of currency units specified in the foreign currency derivative contract.", "units": { "USD": [ { "end": "2010-01-31", "val": 239100000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009Q4I" }, { "end": "2010-01-31", "val": 239100000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "end": "2010-01-31", "val": 239100000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01" }, { "end": "2010-07-31", "val": 266300000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01", "frame": "CY2010Q2I" }, { "end": "2010-10-31", "val": 306400000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2010Q3I" }, { "end": "2011-01-31", "val": 345500000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "end": "2011-01-31", "val": 345500000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01" }, { "end": "2011-01-31", "val": 345500000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03" }, { "end": "2011-01-31", "val": 345500000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18" }, { "end": "2011-01-31", "val": 345500000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2010Q4I" }, { "end": "2011-04-30", "val": 356300000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03", "frame": "CY2011Q1I" }, { "end": "2011-07-31", "val": 367700000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01", "frame": "CY2011Q2I" }, { "end": "2011-10-31", "val": 401900000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06", "frame": "CY2011Q3I" }, { "end": "2012-01-31", "val": 419600000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011Q4I" }, { "end": "2012-01-31", "val": 419600000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04" }, { "end": "2012-01-31", "val": 419600000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" }, { "end": "2012-01-31", "val": 419600000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01" }, { "end": "2012-01-31", "val": 419600000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "end": "2012-04-30", "val": 415800000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01", "frame": "CY2012Q1I" }, { "end": "2012-07-31", "val": 382900000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05", "frame": "CY2012Q2I" }, { "end": "2012-10-31", "val": 429300000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q3I" }, { "end": "2013-01-31", "val": 359800000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2012Q4I" }, { "end": "2013-01-31", "val": 359800000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "end": "2013-04-30", "val": 354600000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2013Q1I" } ] } }, "NotionalAmountOfForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments": { "label": "Notional Amount of Foreign Currency Derivative Instruments Not Designated as Hedging Instruments (Deprecated 2013-01-31)", "description": "Aggregate notional amount of all foreign currency derivatives not designated as hedging instruments. Notional amount refers to the number of currency units specified in the foreign currency derivative contract.", "units": { "USD": [ { "end": "2010-01-31", "val": 19600000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009Q4I" }, { "end": "2010-01-31", "val": 19600000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "end": "2010-01-31", "val": 19600000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01" }, { "end": "2010-07-31", "val": 8900000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01", "frame": "CY2010Q2I" }, { "end": "2010-10-31", "val": 24900000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2010Q3I" }, { "end": "2011-01-31", "val": 56100000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06" }, { "end": "2011-01-31", "val": 56100000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01" }, { "end": "2011-01-31", "val": 56100000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03" }, { "end": "2011-01-31", "val": 56100000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18" }, { "end": "2011-01-31", "val": 56100000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2010Q4I" }, { "end": "2011-04-30", "val": 96100000, "accn": "0001193125-11-158515", "fy": 2011, "fp": "Q1", "form": "10-Q", "filed": "2011-06-03", "frame": "CY2011Q1I" }, { "end": "2011-07-31", "val": 57200000, "accn": "0001193125-11-239152", "fy": 2011, "fp": "Q2", "form": "10-Q", "filed": "2011-09-01", "frame": "CY2011Q2I" }, { "end": "2011-10-31", "val": 24100000, "accn": "0001193125-11-332153", "fy": 2011, "fp": "Q3", "form": "10-Q", "filed": "2011-12-06", "frame": "CY2011Q3I" }, { "end": "2012-01-31", "val": 75100000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011Q4I" }, { "end": "2012-01-31", "val": 75100000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04" }, { "end": "2012-01-31", "val": 75100000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05" }, { "end": "2012-01-31", "val": 75100000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01" }, { "end": "2012-01-31", "val": 75100000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "end": "2012-04-30", "val": 62300000, "accn": "0000769397-12-000009", "fy": 2012, "fp": "Q1", "form": "10-Q", "filed": "2012-06-01", "frame": "CY2012Q1I" }, { "end": "2012-07-31", "val": 22100000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05", "frame": "CY2012Q2I" }, { "end": "2012-10-31", "val": -1300000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q3I" }, { "end": "2013-01-31", "val": 78400000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2012Q4I" }, { "end": "2013-01-31", "val": 78400000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "end": "2013-04-30", "val": 44400000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2013Q1I" } ] } }, "NumberOfBusinessesAcquired": { "label": "Number of Businesses Acquired", "description": "The number of businesses acquired by the entity during the period.", "units": { "business_combination": [ { "start": "2018-02-01", "end": "2019-01-31", "val": 3, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 3, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2018" }, { "start": "2020-02-01", "end": "2020-10-31", "val": 2, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "start": "2020-08-01", "end": "2020-10-31", "val": 2, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04", "frame": "CY2020Q3" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 2, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020" } ], "pure": [ { "start": "2011-02-01", "end": "2012-01-31", "val": 2, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011" } ], "acquisition": [ { "start": "2022-05-01", "end": "2022-07-31", "val": 0, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31", "frame": "CY2022Q2" }, { "start": "2022-08-01", "end": "2022-10-31", "val": 0, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06", "frame": "CY2022Q3" } ] } }, "NumberOfOperatingSegments": { "label": "Number of Operating Segments", "description": "Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.", "units": { "ReportingUnits": [ { "start": "2016-02-01", "end": "2016-07-31", "val": 4, "accn": "0000769397-16-000097", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2016-12-01" } ], "segment": [ { "start": "2016-08-01", "end": "2016-10-31", "val": 1, "accn": "0000769397-16-000097", "fy": 2017, "fp": "Q3", "form": "10-Q", "filed": "2016-12-01", "frame": "CY2016Q3" }, { "start": "2017-02-01", "end": "2017-04-30", "val": 1, "accn": "0000769397-17-000031", "fy": 2018, "fp": "Q1", "form": "10-Q", "filed": "2017-05-31", "frame": "CY2017Q1" }, { "start": "2017-02-01", "end": "2017-07-31", "val": 1, "accn": "0000769397-17-000051", "fy": 2018, "fp": "Q2", "form": "10-Q", "filed": "2017-08-31" }, { "start": "2017-02-01", "end": "2017-10-31", "val": 1, "accn": "0000769397-17-000057", "fy": 2018, "fp": "Q3", "form": "10-Q", "filed": "2017-12-05" }, { "start": "2018-02-01", "end": "2018-04-30", "val": 1, "accn": "0000769397-18-000024", "fy": 2019, "fp": "Q1", "form": "10-Q", "filed": "2018-06-08", "frame": "CY2018Q1" }, { "start": "2018-02-01", "end": "2018-07-31", "val": 1, "accn": "0000769397-18-000042", "fy": 2019, "fp": "Q2", "form": "10-Q", "filed": "2018-08-30" }, { "start": "2018-02-01", "end": "2018-10-31", "val": 1, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06" }, { "start": "2018-02-01", "end": "2019-01-31", "val": 1, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018" }, { "start": "2019-02-01", "end": "2019-04-30", "val": 1, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1" }, { "start": "2019-02-01", "end": "2019-07-31", "val": 1, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "start": "2019-02-01", "end": "2019-10-31", "val": 1, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "start": "2019-02-01", "end": "2020-01-31", "val": 1, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2019" }, { "start": "2020-02-01", "end": "2020-04-30", "val": 1, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02", "frame": "CY2020Q1" }, { "start": "2020-02-01", "end": "2020-07-31", "val": 1, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02" }, { "start": "2020-02-01", "end": "2020-10-31", "val": 1, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "start": "2020-02-01", "end": "2021-01-31", "val": 1, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2020" }, { "start": "2021-02-01", "end": "2021-04-30", "val": 1, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03", "frame": "CY2021Q1" }, { "start": "2021-02-01", "end": "2021-07-31", "val": 1, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01" }, { "start": "2021-02-01", "end": "2021-10-31", "val": 1, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03" }, { "start": "2021-02-01", "end": "2022-01-31", "val": 1, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2021" }, { "start": "2022-02-01", "end": "2022-04-30", "val": 1, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02", "frame": "CY2022Q1" }, { "start": "2022-02-01", "end": "2022-07-31", "val": 1, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31" }, { "start": "2022-02-01", "end": "2022-10-31", "val": 1, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06" }, { "start": "2022-02-01", "end": "2023-01-31", "val": 1, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2022" }, { "start": "2023-02-01", "end": "2023-04-30", "val": 1, "accn": "0000769397-23-000110", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2023-06-01", "frame": "CY2023Q1" }, { "start": "2023-02-01", "end": "2023-07-31", "val": 1, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2023-08-29" }, { "start": "2023-02-01", "end": "2023-10-31", "val": 1, "accn": "0000769397-23-000193", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2023-12-04" }, { "start": "2023-02-01", "end": "2024-01-31", "val": 1, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2023" }, { "start": "2024-02-01", "end": 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"2023-07-31", "val": 248000000, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2023-08-29", "frame": "CY2023Q2I" }, { "end": "2023-10-31", "val": 237000000, "accn": "0000769397-23-000193", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2023-12-04", "frame": "CY2023Q3I" }, { "end": "2024-01-31", "val": 224000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 224000000, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 224000000, "accn": "0000769397-24-000150", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2024-09-03" }, { "end": "2024-01-31", "val": 224000000, "accn": "0000769397-24-000181", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2024-12-03" }, { "end": "2024-01-31", "val": 224000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2023Q4I" }, { "end": "2024-04-30", "val": 214000000, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10", "frame": "CY2024Q1I" }, { "end": "2024-07-31", "val": 205000000, "accn": "0000769397-24-000150", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2024-09-03", "frame": "CY2024Q2I" }, { "end": "2024-10-31", "val": 184000000, "accn": "0000769397-24-000181", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2024-12-03", "frame": "CY2024Q3I" }, { "end": "2025-01-31", "val": 169000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "end": "2025-01-31", "val": 169000000, "accn": "0000769397-25-000071", "fy": 2026, "fp": "Q1", "form": "10-Q", "filed": "2025-05-29" }, { "end": "2025-01-31", "val": 169000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02" }, { "end": "2025-01-31", "val": 169000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26" }, { "end": "2025-01-31", "val": 169000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I" }, { "end": "2025-04-30", "val": 147000000, "accn": "0000769397-25-000071", "fy": 2026, "fp": "Q1", "form": "10-Q", "filed": "2025-05-29", "frame": "CY2025Q1I" }, { "end": "2025-07-31", "val": 149000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02", "frame": "CY2025Q2I" }, { "end": "2025-10-31", "val": 152000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26", "frame": "CY2025Q3I" }, { "end": "2026-01-31", "val": 157000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03" }, { "end": "2026-01-31", "val": 157000000, "accn": "0000769397-26-000044", "fy": 2027, "fp": "Q1", "form": "10-Q", "filed": "2026-05-29", "frame": "CY2025Q4I" }, { "end": "2026-04-30", "val": 152000000, "accn": "0000769397-26-000044", "fy": 2027, "fp": "Q1", "form": "10-Q", "filed": "2026-05-29", "frame": "CY2026Q1I" } ] } }, "OperatingLeasesFutureMinimumPaymentsDue": { "label": "Operating Leases, Future Minimum Payments Due", "description": "Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.", "units": { "USD": [ { "end": "2011-01-31", "val": 232900000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010Q4I" }, { "end": "2012-01-31", "val": 240900000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 289300000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 239900000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 224600000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 254300000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 215000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 247800000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 410600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "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": { "USD": [ { "end": "2011-01-31", "val": 52700000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010Q4I" }, { "end": "2012-01-31", "val": 50800000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 58900000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 53100000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 55400000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 61000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 60700000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 62200000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 76200000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals": { "label": "Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals", "description": "Contractually required future rental payments receivable on noncancelable subleasing arrangements.", "units": { "USD": [ { "end": "2011-01-31", "val": 4200000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010Q4I" }, { "end": "2012-01-31", "val": 3300000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 1800000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 2900000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 1900000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 1600000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 2500000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 800000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 800000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "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": "2011-01-31", "val": 21100000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010Q4I" }, { "end": "2012-01-31", "val": 23900000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 32700000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 26100000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 19500000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 18000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 12200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 22800000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 41400000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "OperatingLeasesFutureMinimumPaymentsDueInFourYears": { "label": "Operating Leases, Future Minimum Payments, Due in Four Years", "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "units": { "USD": [ { "end": "2011-01-31", "val": 26400000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010Q4I" }, { "end": "2012-01-31", "val": 30000000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 36100000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 35700000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 29100000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 26200000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 21100000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 24700000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 50700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "OperatingLeasesFutureMinimumPaymentsDueInThreeYears": { "label": "Operating Leases, Future Minimum Payments, Due in Three Years", "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "units": { "USD": [ { "end": "2011-01-31", "val": 34600000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010Q4I" }, { "end": "2012-01-31", "val": 34900000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 44800000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 39500000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 40700000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 43100000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 31400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 34100000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 53600000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "OperatingLeasesFutureMinimumPaymentsDueInTwoYears": { "label": "Operating Leases, Future Minimum Payments, Due in Two Years", "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "units": { "USD": [ { "end": "2011-01-31", "val": 44000000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010Q4I" }, { "end": "2012-01-31", "val": 41400000, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 53600000, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 47000000, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 47300000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 54800000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 48400000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 46300000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 61700000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "OperatingLeasesFutureMinimumPaymentsDueThereafter": { "label": "Operating Leases, Future Minimum Payments, Due Thereafter", "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. 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"0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 41200000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 57700000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 127000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2018Q4I" } ] } }, "OperatingLeaseWeightedAverageDiscountRatePercent": { "label": "Operating Lease, Weighted Average Discount Rate, Percent", "description": "Weighted average discount rate for operating lease calculated at point in time.", "units": { "pure": [ { "end": "2019-04-30", "val": 0.0385, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1I" }, { "end": "2019-07-31", "val": 0.0381, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04", "frame": "CY2019Q2I" }, { "end": "2019-10-31", "val": 0.0378, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05", "frame": "CY2019Q3I" }, { "end": "2020-01-31", "val": 0.0341, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 0.0341, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02" }, { "end": "2020-01-31", "val": 0.0341, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02" }, { "end": "2020-01-31", "val": 0.0341, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04" }, { "end": "2020-01-31", "val": 0.0341, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2020-04-30", "val": 0.0336, "accn": "0000769397-20-000023", "fy": 2021, "fp": "Q1", "form": "10-Q", "filed": "2020-06-02", "frame": "CY2020Q1I" }, { "end": "2020-07-31", "val": 0.0332, "accn": "0000769397-20-000031", "fy": 2021, "fp": "Q2", "form": "10-Q", "filed": "2020-09-02", "frame": "CY2020Q2I" }, { "end": "2020-10-31", "val": 0.0279, "accn": "0000769397-20-000040", "fy": 2021, "fp": "Q3", "form": "10-Q", "filed": "2020-12-04", "frame": "CY2020Q3I" }, { "end": "2021-01-31", "val": 0.0269, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 0.0269, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03" }, { "end": "2021-01-31", "val": 0.0269, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01" }, { "end": "2021-01-31", "val": 0.0269, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03" }, { "end": "2021-01-31", "val": 0.0269, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2021-04-30", "val": 0.0266, "accn": "0000769397-21-000034", "fy": 2022, "fp": "Q1", "form": "10-Q", "filed": "2021-06-03", "frame": "CY2021Q1I" }, { "end": "2021-07-31", "val": 0.0262, "accn": "0000769397-21-000075", "fy": 2022, "fp": "Q2", "form": "10-Q", "filed": "2021-09-01", "frame": "CY2021Q2I" }, { "end": "2021-10-31", "val": 0.0259, "accn": "0000769397-21-000094", "fy": 2022, "fp": "Q3", "form": "10-Q", "filed": "2021-12-03", "frame": "CY2021Q3I" }, { "end": "2022-01-31", "val": 0.0246, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "end": "2022-01-31", "val": 0.0246, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02" }, { "end": "2022-01-31", "val": 0.0246, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31" }, { "end": "2022-01-31", "val": 0.0246, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06" }, { "end": "2022-01-31", "val": 0.0246, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2021Q4I" }, { "end": "2022-04-30", "val": 0.0237, "accn": "0000769397-22-000074", "fy": 2023, "fp": "Q1", "form": "10-Q", "filed": "2022-06-02", "frame": "CY2022Q1I" }, { "end": "2022-07-31", "val": 0.0238, "accn": "0000769397-22-000123", "fy": 2023, "fp": "Q2", "form": "10-Q", "filed": "2022-08-31", "frame": "CY2022Q2I" }, { "end": "2022-10-31", "val": 0.0259, "accn": "0000769397-22-000148", "fy": 2023, "fp": "Q3", "form": "10-Q", "filed": "2022-12-06", "frame": "CY2022Q3I" }, { "end": "2023-01-31", "val": 0.026, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "end": "2023-01-31", "val": 0.026, "accn": "0000769397-23-000110", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2023-06-01" }, { "end": "2023-01-31", "val": 0.026, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2023-08-29" }, { "end": "2023-01-31", "val": 0.026, "accn": "0000769397-23-000193", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2023-12-04" }, { "end": "2023-01-31", "val": 0.026, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2022Q4I" }, { "end": "2023-04-30", "val": 0.028, "accn": "0000769397-23-000110", "fy": 2024, "fp": "Q1", "form": "10-Q", "filed": "2023-06-01", "frame": "CY2023Q1I" }, { "end": "2023-07-31", "val": 0.0279, "accn": "0000769397-23-000159", "fy": 2024, "fp": "Q2", "form": "10-Q", "filed": "2023-08-29", "frame": "CY2023Q2I" }, { "end": "2023-10-31", "val": 0.0277, "accn": "0000769397-23-000193", "fy": 2024, "fp": "Q3", "form": "10-Q", "filed": "2023-12-04", "frame": "CY2023Q3I" }, { "end": "2024-01-31", "val": 0.0286, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 0.0286, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 0.0286, "accn": "0000769397-24-000150", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2024-09-03" }, { "end": "2024-01-31", "val": 0.0286, "accn": "0000769397-24-000181", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2024-12-03" }, { "end": "2024-01-31", "val": 0.0286, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2023Q4I" }, { "end": "2024-04-30", "val": 0.0289, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10", "frame": "CY2024Q1I" }, { "end": "2024-07-31", "val": 0.0285, "accn": "0000769397-24-000150", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2024-09-03", "frame": "CY2024Q2I" }, { "end": "2024-10-31", "val": 0.0293, "accn": "0000769397-24-000181", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2024-12-03", "frame": "CY2024Q3I" }, { "end": "2025-01-31", "val": 0.029, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "end": "2025-01-31", "val": 0.029, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 0.0342, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "OtherAccruedLiabilities": { "label": "Other Accrued Liabilities (Deprecated 2009-01-31)", "description": "Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date).", "units": { "USD": [ { "end": "2009-01-31", "val": 105800000, "accn": "0001193125-09-183342", "fy": 2009, "fp": "Q2", "form": "10-Q", "filed": "2009-08-28", "frame": "CY2008Q4I" }, { "end": "2009-01-31", "val": 105800000, "accn": "0001193125-09-124260", "fy": 2009, "fp": "Q1", "form": "10-Q", "filed": "2009-06-03" }, { "end": "2009-04-30", "val": 58600000, "accn": "0001193125-09-124260", "fy": 2009, "fp": "Q1", "form": "10-Q", "filed": "2009-06-03", "frame": "CY2009Q1I" }, { "end": "2009-07-31", "val": 74300000, "accn": "0001193125-09-183342", "fy": 2009, "fp": "Q2", "form": "10-Q", "filed": "2009-08-28", "frame": "CY2009Q2I" } ] } }, "OtherAccruedLiabilitiesCurrent": { "label": "Other Accrued Liabilities, Current", "description": "Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.", "units": { "USD": [ { "end": "2009-01-31", "val": 105800000, "accn": "0001193125-09-249297", "fy": 2009, "fp": "Q3", "form": "10-Q", "filed": "2009-12-08" }, { "end": "2009-01-31", "val": 105800000, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19", "frame": "CY2008Q4I" }, { "end": "2009-10-31", "val": 57400000, "accn": "0001193125-09-249297", "fy": 2009, "fp": "Q3", "form": "10-Q", "filed": "2009-12-08", "frame": "CY2009Q3I" }, { "end": "2010-01-31", "val": 67600000, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19" }, { "end": "2010-01-31", "val": 67600000, "accn": "0001193125-10-132539", "fy": 2010, "fp": "Q1", "form": "10-Q", "filed": "2010-06-04" }, { "end": "2010-01-31", "val": 67600000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01" }, { "end": "2010-01-31", "val": 67600000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "end": "2010-01-31", "val": 67600000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009Q4I" }, { "end": "2010-04-30", "val": 56300000, "accn": "0001193125-10-132539", "fy": 2010, "fp": "Q1", "form": "10-Q", "filed": "2010-06-04", "frame": "CY2010Q1I" }, { "end": "2010-07-31", "val": 66400000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01", "frame": "CY2010Q2I" }, { "end": "2010-10-31", "val": 58900000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2010Q3I" }, { "end": "2011-01-31", "val": 75100000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18" }, { "end": "2011-01-31", "val": 75100000, "accn": 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"2014-01-31", "val": 2000000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 2000000, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 2000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 2000000, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 2000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 2000000, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 2000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 2000000, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 2000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 2000000, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 2000000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 2000000, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 2000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 2000000, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 2000000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 2000000, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "end": "2022-01-31", "val": 2000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 2000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "end": "2023-01-31", "val": 2000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 2000000, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 2000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 2000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "end": "2025-01-31", "val": 2000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 2000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "PreferredStockSharesIssued": { "label": "Preferred Stock, Shares Issued", "description": "Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). 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Excludes preferred shares that are classified as debt.", "units": { "shares": [ { "end": "2009-01-31", "val": 0, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19", "frame": "CY2008Q4I" }, { "end": "2010-01-31", "val": 0, "accn": "0001193125-10-061070", "fy": 2009, "fp": "FY", "form": "10-K", "filed": "2010-03-19" }, { "end": "2010-01-31", "val": 0, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009Q4I" }, { "end": "2011-01-31", "val": 0, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18" }, { "end": "2011-01-31", "val": 0, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2010Q4I" }, { "end": "2012-01-31", "val": 0, "accn": "0000769397-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15" }, { "end": "2012-01-31", "val": 0, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 0, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "end": "2013-01-31", "val": 0, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 0, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "end": "2014-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 0, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 0, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 0, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 0, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 0, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "end": "2022-01-31", "val": 0, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 0, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "end": "2023-01-31", "val": 0, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 0, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 0, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 0, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "end": "2025-01-31", "val": 0, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 0, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "PreferredStockSharesOutstanding": { "label": "Preferred Stock, Shares Outstanding", "description": "Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. 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"fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18", "frame": "CY2011Q4I" }, { "end": "2013-01-31", "val": 0, "accn": "0000769397-13-000007", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-03-18" }, { "end": "2013-01-31", "val": 0, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10", "frame": "CY2012Q4I" }, { "end": "2014-01-31", "val": 0, "accn": "0000769397-14-000018", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-10" }, { "end": "2014-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18", "frame": "CY2013Q4I" }, { "end": "2015-01-31", "val": 0, "accn": "0000769397-15-000012", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-03-18" }, { "end": "2015-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23", "frame": "CY2014Q4I" }, { "end": "2016-01-31", "val": 0, "accn": "0000769397-16-000067", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-03-23" }, { "end": "2016-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21", "frame": "CY2015Q4I" }, { "end": "2017-01-31", "val": 0, "accn": "0000769397-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-03-21" }, { "end": "2017-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22", "frame": "CY2016Q4I" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-18-000011", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-03-22" }, { "end": "2018-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25", "frame": "CY2017Q4I" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-19-000016", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-03-25" }, { "end": "2019-01-31", "val": 0, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19", "frame": "CY2018Q4I" }, { "end": "2020-01-31", "val": 0, "accn": "0000769397-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-03-19" }, { "end": "2020-01-31", "val": 0, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19", "frame": "CY2019Q4I" }, { "end": "2021-01-31", "val": 0, "accn": "0000769397-21-000014", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-03-19" }, { "end": "2021-01-31", "val": 0, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14", "frame": "CY2020Q4I" }, { "end": "2022-01-31", "val": 0, "accn": "0000769397-22-000019", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-03-14" }, { "end": "2022-01-31", "val": 0, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14", "frame": "CY2021Q4I" }, { "end": "2023-01-31", "val": 0, "accn": "0000769397-23-000036", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-03-14" }, { "end": "2023-01-31", "val": 0, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10", "frame": "CY2022Q4I" }, { "end": "2024-01-31", "val": 0, "accn": "0000769397-24-000090", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-06-10" }, { "end": "2024-01-31", "val": 0, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06", "frame": "CY2023Q4I" }, { "end": "2025-01-31", "val": 0, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "end": "2025-01-31", "val": 0, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I" }, { "end": "2026-01-31", "val": 0, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025Q4I" } ] } }, "PreferredStockValue": { "label": "Preferred Stock, Value, Issued", "description": "Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. 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Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.", "units": { "USD": [ { "end": "2010-01-31", "val": 392400000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01" }, { "end": "2010-01-31", "val": 392400000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07" }, { "end": "2010-01-31", "val": 392400000, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2009Q4I" }, { "end": "2010-07-31", "val": 399300000, "accn": "0001193125-10-202279", "fy": 2010, "fp": "Q2", "form": "10-Q", "filed": "2010-09-01", "frame": "CY2010Q2I" }, { "end": "2010-10-31", "val": 407600000, "accn": "0001193125-10-275686", "fy": 2010, "fp": "Q3", "form": "10-Q", "filed": "2010-12-07", "frame": "CY2010Q3I" }, { "end": "2011-01-31", "val": 418000000, "accn": "0001193125-11-071209", "fy": 2010, "fp": 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"2024-04-30", "val": 117000000, "accn": "0000769397-24-000091", "fy": 2025, "fp": "Q1", "form": "10-Q", "filed": "2024-06-10", "frame": "CY2024Q1I" }, { "end": "2024-07-31", "val": 116000000, "accn": "0000769397-24-000150", "fy": 2025, "fp": "Q2", "form": "10-Q", "filed": "2024-09-03", "frame": "CY2024Q2I" }, { "end": "2024-10-31", "val": 116000000, "accn": "0000769397-24-000181", "fy": 2025, "fp": "Q3", "form": "10-Q", "filed": "2024-12-03", "frame": "CY2024Q3I" }, { "end": "2025-01-31", "val": 117000000, "accn": "0000769397-25-000019", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-03-06" }, { "end": "2025-01-31", "val": 117000000, "accn": "0000769397-25-000071", "fy": 2026, "fp": "Q1", "form": "10-Q", "filed": "2025-05-29" }, { "end": "2025-01-31", "val": 117000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02" }, { "end": "2025-01-31", "val": 117000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", 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122000000, "accn": "0000769397-26-000044", "fy": 2027, "fp": "Q1", "form": "10-Q", "filed": "2026-05-29", "frame": "CY2026Q1I" } ] } }, "PropertyPlantAndEquipmentUsefulLifeMaximum": { "label": "Property, Plant and Equipment, Useful Life, Maximum (Deprecated 2012-01-31)", "description": "The maximum useful life of long-lived, physical assets used in the normal conduct of business and not intended for resale. 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Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.", "units": { "Year": [ { "start": "2010-02-01", "end": "2011-01-31", "val": 2, "accn": "0001193125-11-071209", "fy": 2010, "fp": "FY", "form": "10-K", "filed": "2011-03-18", "frame": "CY2010" } ] } }, "ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax": { "label": "Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax", "description": "Amount before tax of reclassification adjustments of other comprehensive income (loss).", "units": { "USD": [ { "start": "2013-02-01", "end": "2013-04-30", "val": 3800000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03", "frame": "CY2013Q1" }, { "start": "2013-02-01", "end": "2013-07-31", "val": 7700000, "accn": "0000769397-14-000051", 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"ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent": { "label": "Reclassification from AOCI, Current Period, before Tax, Attributable to Parent", "description": "Amount before tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.", "units": { "USD": [ { "start": "2015-02-01", "end": "2015-04-30", "val": -7300000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28", "frame": "CY2015Q1" }, { "start": "2015-02-01", "end": "2015-07-31", "val": 17200000, "accn": "0000769397-15-000040", "fy": 2016, "fp": "Q2", "form": "10-Q", "filed": "2015-08-31" }, { "start": "2015-02-01", "end": "2015-10-31", "val": 24100000, "accn": "0000769397-15-000050", "fy": 2016, "fp": "Q3", "form": "10-Q", "filed": "2015-12-09" }, { "start": "2016-02-01", "end": "2016-04-30", "val": 2800000, "accn": "0000769397-16-000079", "fy": 2017, "fp": "Q1", "form": "10-Q", "filed": "2016-06-06", "frame": "CY2016Q1" }, { 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15000000, "accn": "0000769397-25-000071", "fy": 2026, "fp": "Q1", "form": "10-Q", "filed": "2025-05-29" }, { "end": "2025-01-31", "val": 15000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02" }, { "end": "2025-01-31", "val": 15000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26" }, { "end": "2025-01-31", "val": 15000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2024Q4I" }, { "end": "2025-04-30", "val": 29000000, "accn": "0000769397-25-000071", "fy": 2026, "fp": "Q1", "form": "10-Q", "filed": "2025-05-29", "frame": "CY2025Q1I" }, { "end": "2025-07-31", "val": 8000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02", "frame": "CY2025Q2I" }, { "end": "2025-10-31", "val": 2000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26", "frame": 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"Q1", "form": "10-Q", "filed": "2025-05-29" }, { "start": "2025-02-01", "end": "2025-04-30", "val": 353000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02" }, { "start": "2025-02-01", "end": "2025-04-30", "val": 353000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26" }, { "start": "2025-02-01", "end": "2025-04-30", "val": 353000000, "accn": "0000769397-26-000044", "fy": 2027, "fp": "Q1", "form": "10-Q", "filed": "2026-05-29", "frame": "CY2025Q1" }, { "start": "2025-05-01", "end": "2025-07-31", "val": 356000000, "accn": "0000769397-25-000117", "fy": 2026, "fp": "Q2", "form": "10-Q", "filed": "2025-09-02" }, { "start": "2025-05-01", "end": "2025-07-31", "val": 356000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26", "frame": "CY2025Q2" }, { "start": "2025-08-01", "end": "2025-10-31", "val": 361000000, "accn": "0000769397-25-000129", "fy": 2026, "fp": "Q3", "form": "10-Q", "filed": "2025-11-26", "frame": "CY2025Q3" }, { "start": "2025-02-01", "end": "2026-01-31", "val": 1403000000, "accn": "0000769397-26-000015", "fy": 2026, "fp": "FY", "form": "10-K", "filed": "2026-03-03", "frame": "CY2025" }, { "start": "2026-02-01", "end": "2026-04-30", "val": 449000000, "accn": "0000769397-26-000044", "fy": 2027, "fp": "Q1", "form": "10-Q", "filed": "2026-05-29", "frame": "CY2026Q1" } ] } }, "StockRepurchasedDuringPeriodShares": { "label": "Stock Repurchased During Period, Shares", "description": "Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.", "units": { "shares": [ { "start": "2018-02-01", "end": "2018-10-31", "val": 2100000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06" }, { "start": "2018-08-01", "end": "2018-10-31", "val": 800000, "accn": "0000769397-18-000051", "fy": 2019, "fp": "Q3", "form": "10-Q", "filed": "2018-12-06", "frame": "CY2018Q3" }, { "start": "2019-02-01", "end": "2019-04-30", "val": 600000, "accn": "0000769397-19-000030", "fy": 2020, "fp": "Q1", "form": "10-Q", "filed": "2019-06-04", "frame": "CY2019Q1" }, { "start": "2019-02-01", "end": "2019-07-31", "val": 900000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04" }, { "start": "2019-05-01", "end": "2019-07-31", "val": 300000, "accn": "0000769397-19-000040", "fy": 2020, "fp": "Q2", "form": "10-Q", "filed": "2019-09-04", "frame": "CY2019Q2" }, { "start": "2019-02-01", "end": "2019-10-31", "val": 1700000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05" }, { "start": "2019-08-01", "end": "2019-10-31", "val": 800000, "accn": "0000769397-19-000052", "fy": 2020, "fp": "Q3", "form": "10-Q", "filed": "2019-12-05", "frame": "CY2019Q3" } ] } }, "StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased": { "label": "Stock Repurchase Program, Number of Shares Authorized to be Repurchased", "description": "The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.", "units": { "shares": [ { "end": "2012-07-31", "val": 30000000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05", "frame": "CY2012Q2I" }, { "end": "2012-10-31", "val": 30000000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q3I" } ] } }, "StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased": { "label": "Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased", "description": "The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.", "units": { "shares": [ { "end": "2012-07-31", "val": 38800000, "accn": "0000769397-12-000016", "fy": 2012, "fp": "Q2", "form": "10-Q", "filed": "2012-09-05", "frame": "CY2012Q2I" }, { "end": "2012-10-31", "val": 34800000, "accn": "0000769397-12-000023", "fy": 2012, "fp": "Q3", "form": "10-Q", "filed": "2012-12-04", "frame": "CY2012Q3I" }, { "end": "2013-04-30", "val": 29000000, "accn": "0000769397-13-000036", "fy": 2013, "fp": "Q1", "form": "10-Q", "filed": "2013-06-05", "frame": "CY2013Q1I" }, { "end": "2013-07-31", "val": 26000000, "accn": "0000769397-13-000056", "fy": 2013, "fp": "Q2", "form": "10-Q", "filed": "2013-09-03" }, { "end": "2013-07-31", "val": 26000000, "accn": "0000769397-13-000059", "fy": 2013, "fp": "Q2", "form": "10-Q/A", "filed": "2013-09-06", "frame": "CY2013Q2I" }, { "end": "2013-10-31", "val": 24000000, "accn": "0000769397-13-000091", "fy": 2013, "fp": "Q3", "form": "10-Q", "filed": "2013-12-06", "frame": "CY2013Q3I" }, { "end": "2014-04-30", "val": 19800000, "accn": "0000769397-14-000035", "fy": 2015, "fp": "Q1", "form": "10-Q", "filed": "2014-06-03", "frame": "CY2014Q1I" }, { "end": "2014-07-31", "val": 17900000, "accn": "0000769397-14-000051", "fy": 2015, "fp": "Q2", "form": "10-Q", "filed": "2014-09-02", "frame": "CY2014Q2I" }, { "end": "2014-10-31", "val": 16000000, "accn": "0000769397-14-000060", "fy": 2015, "fp": "Q3", "form": "10-Q", "filed": "2014-12-05", "frame": "CY2014Q3I" }, { "end": "2015-04-30", "val": 13200000, "accn": "0000769397-15-000024", "fy": 2016, "fp": "Q1", "form": "10-Q", "filed": "2015-05-28", "frame": "CY2015Q1I" }, { "end": "2023-01-31", "val": 3000000, "accn": "0000769397-23-000036", "fy": 2023, "fp": 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