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Investment Securities - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2025 | Dec. 31, 2024
Schedule of Available-for-sale Securities and Held-to-Maturity Securities [Line Items] |  |
Available for sale securities continuous unrealized loss position twelve months or more amortized historical cost basis | $ 293.3 |
Available-for-sale investment securities aggregate fair value that exceeded and amortized historical cost | $ 9.2 | $ 10.2
Available-for-sale investment securities aggregate fair value and amortized historical cost percentage | (3.10%) | (3.70%)
Available-for-sale investment securities decline in fair value and amortized historical cost | $ 1.0 |
Available For Sale Securities Continuous Unrealized Loss Position Greater Than Twelve Months Amortized Historical Cost Basis |  | $ 279.6
Securities pledged to collateralize deposit | 153.3 | 119.8
Securities pledged to collateralize borrowing | 105.8 | 123.2
Aggregate fair value | 1.0 |
Held-to-Maturity Securities [Member] |  |
Schedule of Available-for-sale Securities and Held-to-Maturity Securities [Line Items] |  |
Available for sale securities continuous unrealized loss position twelve months or more amortized historical cost basis | 156.0 | 158.9
Available-for-sale investment securities aggregate fair value that exceeded and amortized historical cost | $ 6.9 | $ 7.9
Available-for-sale investment securities aggregate fair value and amortized historical cost percentage | (4.40%) | (5.00%)

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- Definition Aggregate fair value. + References No definition available. + Details
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- Definition Available-for-sale investment securities aggregate fair value and amortized historical cost percentage + References No definition available. + Details
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- Definition Available-for-sale investment securities aggregate fair value that exceeded and amortized historical cost + References No definition available. + Details
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- Definition Available-for-sale investment securities decline in fair value and amortized historical cost + References No definition available. + Details
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- Definition Available For Sale Securities Continuous Unrealized Loss Position Greater Than Twelve Months Amortized Historical Cost Basis + References No definition available. + Details
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- Definition Available for sale securities continuous unrealized loss position twelve months or more amortized historical cost basis. + References No definition available. + Details
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- Definition Schedule of available for sale securities and held to maturity securities. + References No definition available. + Details
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- Definition This element represent the fair value of securities pledged to collateralize borrowings. + References No definition available. + Details
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- Definition This element represent the fair value of securities pledged to collateralize municipal deposits. + References No definition available. + Details
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- Details
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