Organization and Summary of Significant Accounting Policies Recent Accounting Pronouncements - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 01, 2020	Feb. 03, 2019	Feb. 02, 2019	Feb. 03, 2018
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			$ 36	$ 2
Operating Lease, Right-of-Use Asset	5,402		0
Operating Lease, Liability	6,428
Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption			$ 36	$ (3)
Accounting Standards Update 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption		$ (86)
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		5,700
Operating Lease, Liability		$ 6,600