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Goodwill and Other Intangible Assets - Schedule of Future Estimated Amortization Expense (Details)
$ in Millions
Sep. 30, 2020
USD ($)
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]  
Remainder of 2020 $ 70
2021 245
2022 205
2023 192
2024 175
2025 $ 137