Leases (Other and Supplement Cash Flow) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 29, 2022	Jan. 30, 2021
Leases [Abstract]
Operating lease weighted average remaining lease term (years)	6 years 8 months 12 days	6 years 8 months 12 days
Finance lease, weighted average remaining lease term	15 years	4 years 4 months 24 days
Operating lease, weighted average discount rate	4.70%	5.00%
Finance lease, weighted average discount rate, percent	4.20%	4.10%
Cash paid for amounts included in measurement of operating lease liabilities:	$ 790	$ 626
Right-of-use assets obtained in exchange for lease obligations:	417	331
Cash paid for amounts included in measurement of finance lease liabilities	5	1
Leases obtained in exchange for finance lease obligations	$ 4	$ 11