Leases (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Schedule Of Operating Leases [Line Items]
Rental expense for operating leases		$ 750	$ 735
Minimum rentals		728	714
Variable lease costs	$ 332	27	26
Sublease income	$ 1	5	5
Certain executory costs related to leases		$ 147	$ 146
Minimum [Member]
Schedule Of Operating Leases [Line Items]
Operating lease period	5 years
Maximum [Member]
Schedule Of Operating Leases [Line Items]
Operating lease period	10 years
Future Undiscounted Lease Payments for Retail Stores [Member]
Schedule Of Operating Leases [Line Items]
Operating leases not yet commenced, future undiscounted lease payments	$ 35