Leases (Lease Cost) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020
Components of lease cost
Operating lease costs	$ 620	$ 668
Variable lease costs	290	332
Short-term lease costs	23	23
Sublease Income	(1)	(1)
Lessee, Total Operating Lease Cost	932	1,022
Lessee, Finance Lease, Description [Abstract]
Finance Lease, Right-of-Use Asset, Amortization	1
Net lease cost	$ 933	$ 1,022