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Goodwill And Other Acquired Intangible Assets - Amortization Expense Relating to Acquired Intangible Assets (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]      
Amortization expense $ 198 $ 198 $ 200
Charges related to asset abandonment 43 $ 0 $ 0
Accelerated Amortization Charges      
Finite-Lived Intangible Assets [Line Items]      
Charges related to asset abandonment 31    
Accelerated Amortization Charges | Amortization of Intangible Assets      
Finite-Lived Intangible Assets [Line Items]      
Charges related to asset abandonment $ 5