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Intangibles, Net - Schedule of Estimated Amortization of Intangible Assets Excluding Assets Held-for-Sale (Detail)
$ in Millions
Dec. 31, 2019
USD ($)
Finite Lived Intangible Assets Future Amortization Expense [Abstract]  
2020 $ 15
2021 15
2022 14
2023 10
2024 $ 8