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Organization and Summary of Significant Accounting Policies Advertising expenses (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
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Feb. 02, 2019 | Nov. 03, 2018 | Aug. 04, 2018 | May 05, 2018 | Feb. 03, 2018 | Oct. 28, 2017 | Jul. 29, 2017 | Apr. 29, 2017 | Feb. 02, 2019 | Feb. 03, 2018 | Jan. 28, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |  |  |  |  |  |  |  |
Gross advertising and promotional costs |  |  |  |  |  |  |  |  | $ 1,358 | $ 1,397 | $ 1,547
Cooperative advertising allowances |  |  |  |  |  |  |  |  | 196 | 289 | 394
Advertising and promotional costs, net of cooperative advertising allowances |  |  |  |  |  |  |  |  | 1,162 | 1,108 | 1,153
Net sales | $ 8,455 | $ 5,404 | $ 5,572 | $ 5,541 | $ 8,672 | $ 5,281 | $ 5,636 | $ 5,350 | $ 24,971 | $ 24,939 | $ 25,908
Advertising expense as a percent to sales |  |  |  |  |  |  |  |  | 4.70% | 4.40% | 4.50%

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- Definition Gross expense recognized in the period for promotion, public relation and brand or produce advertising, including amouns received by an entity from a vendor under a cooperative advertising arrangement. + References No definition available. + 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/disclosureRef -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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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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