Fair Value Measurements - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Fair Value Of Financial Instruments [Line Items]
Goodwill, Impairment Loss	$ 0	$ 0	$ 0
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	0	0	0
Other Asset Impairment Charges	98	14	28
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
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases, Sales, Issues, Settlements	0	0
Available-for-sale Securities	290	288
Cash and Equivalents portion of Available for Sale Securities	23	16
Debt Securities, Available-for-sale, Unrealized Gain (Loss)	0
Other-than-temporary Impairment Loss, Debt Securities, Available-for-sale	0
Store Assets [Member]
Fair Value Of Financial Instruments [Line Items]
Flagship Impairment	73	0	0
Impaired Asset at Fair Value	1	1	2
Long Lived Asset at Carrying Value	99	15	30
Other Asset Impairment Charges	14	14	28
Operating lease Impairment [Member]
Fair Value Of Financial Instruments [Line Items]
Flagship Impairment	223	0	0
Impaired Asset at Fair Value	626
Long Lived Asset at Carrying Value	865
Other Asset Impairment Charges	$ 14	$ 0	$ 0