v3.22.0.1
Other Assets - Estimated Future Amortization for Existing Identifiable Intangible Assets Through 2026 (Detail)
$ in Millions
Dec. 31, 2021
USD ($)
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]  
2022 $ 69
2023 65
2024 53
2025 37
2026 $ 30