Leases (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 28, 2022	Jan. 29, 2021	Jan. 31, 2020
Leases
Weighted-average remaining lease term	9 years 8 months 12 days
Weighed average discount rate	3.70%
Cash paid for operating leases	$ 1,500	$ 1,390	$ 1,280
Operating lease cost	1,490	1,380	1,270
Variable lease cost	$ 280	$ 260	$ 230
Less than
Leases
Typical period of primary lease term for operating lease, build-to-suit, maximum	15 years