Fair Value Measurements - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Fair Value Of Financial Instruments [Line Items]
Available-for-sale Securities	$ 410	$ 290
Cash and Equivalents portion of Available for Sale Securities	90	23
Debt Securities, Available-for-sale, Unrealized Gain (Loss)	0	0
Other-than-temporary Impairment Loss, Debt Securities, Available-for-sale	0	0	$ 0
Total Impairment Charges	557	337	14
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases, Sales, Issues, Settlements	0	0
Fair Value, Assets, Level 2 to Level 1 Transfers, Amount	0	0
Fair Value, Assets, Level 1 to Level 2 Transfers, Amount	0	0
FairValueAssetsLevel3TransfersAmount	0	0
Store Assets [Member]
Fair Value Of Financial Instruments [Line Items]
Total Impairment Charges	135	98	14
Flagship Impairment		73
Operating lease Impairment [Member]
Fair Value Of Financial Instruments [Line Items]
Total Impairment Charges	$ 391	239	$ 0
Flagship Impairment		$ 223