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Securities - Narrative (Details) | 3 Months Ended | 12 Months Ended
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Dec. 31, 2022 USD ($) | Dec. 31, 2024 USD ($) security | Dec. 31, 2023 USD ($) security | Dec. 31, 2022 USD ($)
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |  |  |
Recognized gains (losses) on equity securities |  | $ (18,400) | $ (10,000) | $ (125,000)
Proceeds from sales |  |  | 510,500,000 |
Pre-tax loss on sale |  | (50,000) | 69,983,000 | 11,916,000
Net gain on sale of VISA Class B shares | $ 11,400,000 |  |  |
Proceeds from sale of VISA Class B shares | $ 11,400,000 | $ 0 | $ 0 | $ 11,407,000
Number of securities in an unrealized loss position | security |  | 577 | 572 |
Securities pledged or sold under agreements to repurchase |  | $ 904,200,000 | $ 1,000,000,000.0 |
Number of equity fund | security |  | 1 |  |
Equity method investments |  | $ 671,000 | $ 485,000 |
Equity method investment, other than temporary Impairment |  | 0 |  |
Federal Home Loan Bank New York (FHLBNY) |  |  |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |  |  |
Federal home loan bank, advances, branch of FHLB bank, amount of advances |  | 42,200,000 |  |
Atlantic Central Bankers Bank (ACBB) |  |  |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |  |  |
Federal home loan bank, advances, branch of FHLB bank, amount of advances |  | $ 95,000 |  |

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