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Commitments and Contingencies - Narrative (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
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SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |
Accrual for special assessment charge | $ 39.8 | $ 47.2
SEC Schedule, 12-09, Allowance, Credit Loss |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |
ACL on unfunded loan commitments | $ 22.6 | $ 24.7

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