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Investment Securities - Narrative (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 USD ($) security | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) security | Sep. 30, 2023 USD ($) | Dec. 31, 2023 USD ($)
Investments, Debt and Equity Securities [Abstract] |  |  |  |  |
Debt securities with carrying values, pledged | $ 84,900 |  | $ 84,900 |  | $ 89,200
Proceeds from sales of available-for-sale securities | 0 | $ 0 | 0 | $ 0 |
Accrued interest on investments | $ 1,400 |  | $ 1,400 |  | 1,400
Number of securities consisted in portfolio | security | 394 |  | 394 |  |
Number of securities in loss position | security | 356 |  | 356 |  |
Aggregate fair value of securities in loss position | $ 158,186 |  | $ 158,186 |  | 172,671
Loss position for 12 months or longer | 152,024 |  | 152,024 |  | 155,243
Aggregate unrealized loss | $ 25,344 |  | $ 25,344 |  | $ 27,287

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