Basis of Presentation Schedule of On Adoption Impact of ASU 2014-09 (Details) - USD ($) $ in Millions	May 05, 2018	Feb. 04, 2018	Feb. 03, 2018	Apr. 29, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other assets	$ 304
Unredeemed gift card liabilities	285		$ 385	$ 389
Deferred revenue	371		453	371
Accrued liabilities	780		864	699
Accrued income taxes	154		137	93
Retained earnings	$ 3,082		3,270	$ 4,202
As reported [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other assets			374
Unredeemed gift card liabilities			385
Deferred revenue			453
Accrued liabilities			864
Accrued income taxes			137
Retained earnings			$ 3,270
Accounting Standards Update 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other assets		$ (19)
Unredeemed gift card liabilities		(69)
Deferred revenue		(26)
Accrued liabilities		(3)
Accrued income taxes		6
Retained earnings		73
Adjustments for New Accounting Pronouncement [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other assets		355
Unredeemed gift card liabilities		316
Deferred revenue		427
Accrued liabilities		861
Accrued income taxes		143
Retained earnings		$ 3,343