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Basis of Presentation (Details) - USD ($)
$ in Millions
Oct. 31, 2020
Feb. 01, 2020
Nov. 02, 2019
Feb. 02, 2019
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]        
Cash and cash equivalents $ 5,136 $ 2,229 $ 1,205  
Restricted cash included in Other current assets 135 126 127  
Total cash, cash equivalents and restricted cash $ 5,271 $ 2,355 $ 1,332 $ 2,184