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Securities - Narrative (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
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Public Funds and Sweep Deposits |  |
Financial Instruments Owned and Pledged as Collateral [Line Items] |  |
Investment securities, available-for-sale, pledged | $ 255.7 | $ 251.3
Public Deposits, Short Term Borrowings and Other |  |
Financial Instruments Owned and Pledged as Collateral [Line Items] |  |
Investment securities, available-for-sale, pledged | $ 166.2 | $ 176.2

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