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GOODWILL AND OTHER INTANGIBLE ASSETS (Finite-Lived Assets Future Amortization Expense) (Details)
$ in Millions
Jan. 31, 2020
USD ($)
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]  
Estimated intangible assets amortization expense, Remainder of 2020 $ 156
Estimated intangible assets amortization expense, 2021 142
Estimated intangible assets amortization expense, 2022 66
Estimated intangible assets amortization expense, 2023 49
Estimated intangible assets amortization expense, 2024 18
Estimated intangible assets amortization expense, thereafter $ 2