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Retirement Benefits (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Nov. 02, 2019 | Nov. 03, 2018 | Nov. 02, 2019 | Nov. 03, 2018
Retirement Benefits Disclosure [Line Items] |  |  |  |
Expense related to the qualified plan | $ 19 | $ 18 | $ 58 | $ 56
Other Pension Plans, Postretirement or Supplemental Plans, Defined Benefit [Member] |  |  |  |
Retirement Benefits Disclosure [Line Items] |  |  |  |
Expense related to non-qualified plan | $ 8 | $ 7 | $ 20 | $ 18

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Amount of cost (reversal of cost) for pension and other postretirement benefits. + References No definition available. + Details
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- Details
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