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Summary of Significant Accounting Policies (Other Income and Expense) (Details) - USD ($) $ in Millions | 12 Months Ended
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Jan. 28, 2018 | Jan. 29, 2017 | Jan. 31, 2016
Other Income and Expenses [Abstract] |  |  |
Gross advertising expense | $ 995 | $ 955 | $ 868
Incremental and identifiable advertising co-op allowances | 198 | 166 | 129
Gift card breakage income | $ 39 | $ 34 | $ 27

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- Definition Amount of unredeemed gift cards recorded as breakage income. + References No definition available. + Details
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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 + Details
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- Definition Total amount received by an entity from a vendor under a cooperative advertising arrangement that has been offset against advertising expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 50 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=68069731&loc=d3e63872-111659 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 705 -SubTopic 20 -Section 25 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=68067574&loc=SL51760044-203187 + Details
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- References No definition available. + Details
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