Organization and Summary of Significant Accounting Policies Recent Accounting Pronouncements - Additional Information (Details) - USD ($) $ in Millions		12 Months Ended
		Feb. 02, 2019		Feb. 03, 2019	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue 606 Initial Application Period Cumulative Effect		$ 36
Cash and cash equivalents		1,081			$ 1,783
Restricted Cash, Noncurrent		338	[1]		15
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents		1,420			1,799	$ 1,797	$ 1,384
Cumulative Effect of New Accounting Principle in Period of Adoption					(2)
Restricted Cash related to purchase of a building	[1]	320
Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue 606 Initial Application Period Cumulative Effect		36
Cumulative Effect of New Accounting Principle in Period of Adoption					3
Revenue Sharing from Credit Card Programs and Breakage for Gift Cards and Credit Vouchers [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Credit Card Revenue		443
Loyalty Program Discount Reimbursements [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Credit Card Revenue		176
Accounting Standards Update 2016-02 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating Lease, Right-of-Use Asset				$ 5,800
Operating Lease, Liability				$ 6,600
Accounting Standards Update 2016-18 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents		1,081			1,783	1,783
Restricted Cash, Current		1			1	1
Restricted Cash, Noncurrent		338	[1]		15	13
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents		$ 1,420			$ 1,799	$ 1,797

[1] (1)Includes $320 million of consideration held by a third party in connection with the purchase of a building expected to be completed in fiscal 2019.