Leases (Other and Supplement Cash Flow) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020
Leases [Abstract]
Operating lease weighted average remaining lease term (years)	6 years 8 months 12 days	7 years 3 months 18 days
Finance lease, weighted average remaining lease term	4 years 4 months 24 days
Operating lease, weighted average discount rate	5.00%	5.40%
Finance lease, weighted average discount rate, percent	4.10%
Cash paid for amounts included in measurement of operating lease liabilities:	$ 626	$ 679
Right-of-use assets obtained in exchange for lease obligations:	331	$ 322
Cash paid for amounts included in measurement of finance lease liabilities	1
Leases obtained in exchange for finance lease obligations	$ 11