Leases - Components of Lease Cost (Detail) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024
Lease cost:
Operating lease cost	[1]	$ 50	$ 45
Variable lease cost	[2]	17	14
Total lease cost		$ 67	$ 59

[1] Amounts include short-term leases, which are immaterial for the three months ended March 31, 2025 and 2024.

[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.