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Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 02, 2020
Feb. 03, 2019
Jan. 28, 2018
Income Tax Disclosure [Abstract]      
Unpaid transition tax $ 14    
Federal statutory rate 21.00% 21.00% 34.00%
Undistributed earnings of foreign subsidiaries $ 3,000    
Unrecognized tax benefits that would impact effective tax rate 407 $ 398 $ 483
Decrease in unrecognized tax benefits is reasonably possible $ 25