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Securities - Securities with Unrealized Losses Aggregated by Investment Category and Time with Unrealized Loss Position (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, fair value | $ 7,543 | $ 963
Less than 12 months, unrealized losses | 41 | 1
More than 12 months, fair value | 455,487 | 460,317
More than 12 months, unrealized losses | 65,582 | 61,134
Total, fair value | 463,030 | 461,280
Total, unrealized losses | 65,623 | 61,135
U.S. Treasury Notes and Bonds [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, fair value | 0 | 0
Less than 12 months, unrealized losses | 0 | 0
More than 12 months, fair value | 82,054 | 80,502
More than 12 months, unrealized losses | 7,704 | 9,373
Total, fair value | 82,054 | 80,502
Total, unrealized losses | 7,704 | 9,373
State and Municipal [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, fair value | 849 | 0
Less than 12 months, unrealized losses | 0 | 0
More than 12 months, fair value | 223,246 | 228,236
More than 12 months, unrealized losses | 39,224 | 30,579
Total, fair value | 224,095 | 228,236
Total, unrealized losses | 39,224 | 30,579
Mortgage-backed [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, fair value | 6,694 | 963
Less than 12 months, unrealized losses | 41 | 1
More than 12 months, fair value | 140,863 | 142,170
More than 12 months, unrealized losses | 18,461 | 20,954
Total, fair value | 147,557 | 143,133
Total, unrealized losses | 18,502 | 20,955
Corporate [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, fair value | 0 | 0
Less than 12 months, unrealized losses | 0 | 0
More than 12 months, fair value | 212 | 212
More than 12 months, unrealized losses | 38 | 38
Total, fair value | 212 | 212
Total, unrealized losses | 38 | 38
Asset-backed Securities [Member] |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Less than 12 months, fair value | 0 | 0
Less than 12 months, unrealized losses | 0 | 0
More than 12 months, fair value | 9,112 | 9,197
More than 12 months, unrealized losses | 155 | 190
Total, fair value | 9,112 | 9,197
Total, unrealized losses | $ 155 | $ 190

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