Leases - Operating Leases Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Leases [Abstract]
Cash paid for amounts included in the measurement of operating lease liabilities	$ 29	$ 30	$ 59	$ 60
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 1	$ 19	$ 5	$ 24
Weighted-average remaining lease term (years)	4 years 1 month 6 days	4 years 9 months 18 days	4 years 1 month 6 days	4 years 9 months 18 days
Weighted-average discount rate applied to operating leases (percent)	3.20%	3.20%	3.20%	3.20%