Leases (Components of Lease Cost) (Details) $ in Millions	12 Months Ended
	Feb. 01, 2020 USD ($)
Leases [Abstract]
Operating lease cost	$ 780	[1],[2]
Depreciation of lease assets	13	[2]
Interest on lease liabilities	2
Variable lease cost	265	[2]
Sublease income	(16)
Total lease cost	$ 1,044

[1] Includes short-term leases, which are immaterial.

[2] Supply chain-related amounts are included in Cost of sales.