Leases (Supplemental Balance Sheet Information) (Details) - USD ($) $ in Millions	Jan. 29, 2022	Jan. 30, 2021
Assets
Operating leases	$ 2,654	$ 2,612
Finance leases	45	37
Total lease assets	2,699	2,649
Current:
Operating leases	648	693
Finance leases	13	14
Non-current:
Operating leases	2,061	2,012
Finance leases	27	24
Total lease liabilities	2,749	2,743
Accumulated depreciation	6,091	6,996
Finance Leases [Member]
Non-current:
Accumulated depreciation	$ 46	$ 36