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Commitments, Contingencies, and Financial Guarantees - Additional Information (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2024
Loss Contingencies [Line Items] |  |
Term of standby letters of credit, years |  | 1 year
Percent of unfunded loan commitments with fixed rates |  | 4.00%
Loan commitments floating rate, minimum |  | 0.00%
Loan commitments floating rate, maximum |  | 21.49%
Allowance for unfunded loan commitments | $ 31,200,000 | $ 21,700,000
Visa |  |
Loss Contingencies [Line Items] |  |
Investment owned, balance, shares (in shares) | 65,466 |
Realized gain (loss) | $ 21,600,000 |
Investment owned, at cost | 0 |
Interest Rate Swap |  |
Loss Contingencies [Line Items] |  |
Notional | $ 557,800,000 | $ 730,500,000

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