Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 524	$ 550	$ 1,026	$ 995
Effective tax rate	24.10%	27.40%	23.90%	24.60%
Provision for tax benefits related to settlement of employee awards			$ 33	$ 79
Gross unrecognized tax benefits, excluding accrued interest and penalties	$ 515		515		$ 504
Unrecognized tax benefits, accrued interest and penalties	136		136		115
Unrecognized tax benefits that would impact effective tax rate	$ 326		$ 326		$ 295