v3.19.3.a.u2
Acquisition - Summary of Finite-Lived Intangible Assets Remaining Amortization Expense (Detail) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Business Acquisition [Line Items]    
2020 $ 106  
2021 107  
2022 103  
2023 97  
2024 92  
Total 791 $ 261
eFront [Member]    
Business Acquisition [Line Items]    
2020 60  
2021 64  
2022 68  
2023 69  
2024 71  
Thereafter 247  
Total $ 579