Leases - Operating Leases Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Leases [Abstract]
Cash paid for amounts included in the measurement of operating lease liabilities	$ 117	$ 120	$ 119
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 143	$ 21	$ 40
Weighted-average remaining lease term (in years)	6 years 7 months 6 days	3 years 9 months 18 days	4 years 4 months 24 days
Weighted-average discount rate applied to operating leases (percent)	4.70%	3.20%	3.20%