Leases - Components of Lease Cost (Detail) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Lease cost:
Operating lease cost	[1]	$ 45	$ 43	$ 136	$ 144
Variable lease cost	[2]	16	15	43	35
Total lease cost		$ 61	$ 58	$ 179	$ 179

[1] Amounts include short-term leases, which are immaterial for the three and nine months ended September 30, 2024 and 2023.

[2] Amounts include operating lease payments, which may be adjusted based on usage, changes in an index or market rate, as well as common area maintenance charges and other variable costs not included in the measurement of right-of-use (“ROU”) assets and operating lease liabilities.