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GOODWILL AND OTHER INTANGIBLE ASSETS - Estimated Future Amortization (Details)
$ in Millions
Apr. 30, 2021
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
Remainder of 2021 $ 99
2022 181
2023 133
2024 112
2025 86
2026 56
Thereafter $ 327