Revenue (Changes in the Liability for Unredeemed Gift Cards and Customer Loyalty Program) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Revenue From Contract With Customer [Abstract]
Balance, beginning of year	$ 839	$ 856	$ 906
Liabilities issued but not redeemed	262	554	570
Revenue recognized from beginning liability	(485)	(571)	(620)
Balance, end of year	$ 616	$ 839	$ 856