Leases (Supplemental Balance Sheet Information) (Details) - USD ($) $ in Millions		Feb. 01, 2020	Feb. 02, 2019
Assets
Operating leases		$ 2,709
Finance leases	[1]	35
Total lease assets		2,744
Current:
Operating leases		660
Finance leases		14
Non-current:
Operating leases		2,138
Finance leases		24
Total lease liabilities		2,836
Accumulated depreciation		6,900	$ 6,690
Finance Leases [Member]
Non-current:
Accumulated depreciation		$ 54

[1] Finance leases are recorded net of accumulated depreciation of $54 million.