Goodwill and Other Intangible Assets - Schedule of Intangible Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	$ 4,960	$ 4,672
Intangible assets, Accumulated Amortization	1,826	1,564
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	4,444	4,190
Intangible assets, Accumulated Amortization	1,512	1,296
Trademarks and Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	387	372
Intangible assets, Accumulated Amortization	192	168
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	129	110
Intangible assets, Accumulated Amortization	$ 122	$ 100