v3.21.2
Other Assets - Estimated Future Amortization for Existing Identifiable Intangible Assets Through 2026 (Detail)
$ in Millions
Sep. 30, 2021
USD ($)
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]  
Remainder of 2021 $ 23
2022 82
2023 76
2024 61
2025 43
2026 $ 32