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BUSINESS COMBINATIONS, GOODWILL AND INTANGIBLE ASSETS - Amortization Expense (Details) - USD ($)
$ in Millions
Oct. 30, 2020
Jan. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]    
2021 (remaining three months) $ 846  
2022 2,698  
2023 1,820  
2024 1,451  
2025 1,101  
Thereafter 3,586  
Total $ 11,502 $ 14,352