Revenue from Contracts with Customers - Additional Information (Detail) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Disaggregation Of Revenue [Line Items]
Uncollected amounts receivable	$ 72	$ 68
Accrued interest and other liabilities
Disaggregation Of Revenue [Line Items]
Deferred revenue	$ 57	$ 54
Maximum \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2025-01-01
Disaggregation Of Revenue [Line Items]
Period of satisfaction of contract with customer	1 year

Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.

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