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Fair Value Measurements - Additional Information (Detail) - Commercial Time Deposit [Member] - Fair Value Inputs Level 2 [Member] $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($) Tranche	Oct. 31, 2025 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investment in time deposits	$ 90
Number of tranches | Tranche	2
Tranche One [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Time deposits	$ 40
Maturity date	5 months
Tranche Two [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Maturity date	4 months
Tranche Two [Member] | Subsequent Event [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Time deposits		$ 50

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Period of time between issuance and maturity of customer deposits, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Cash paid to customers who withdraw money in checking and similar accounts at a financial institution.

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