v3.19.3.a.u2
Goodwill and Intangible Assets - Total Future Amortization Expense for Finite-lived Intangible Assets (Detail) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Goodwill And Intangible Assets Disclosure [Abstract]    
2020 $ 50  
2021 49  
2022 48  
2023 42  
2024 27  
Thereafter 118  
Finite-lived intangible assets, Net Carrying Amount $ 334 $ 235