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Business Combinations, Definite-Lived Intangible Assets, Net and Goodwill (Amortization of Intangible Assets) (Details) - USD ($)
$ in Millions
May 01, 2020
Jan. 31, 2020
Business Combinations, Goodwill and Intangible Assets Disclosure [Abstract]    
Remainder of 2021 $ 230  
2022 264  
2023 214  
2024 168  
2025 91  
Thereafter 139  
Net Book Value $ 1,106 $ 1,172