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Securities - Additional Information (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Securities |  |
Carrying value of securities pledged | $ 68,700,000 | $ 64,400,000
Fair value of investment in debt securities | $ 166,100,000 | $ 14,200,000
Percentage of fair value of investment in debt | 76.00% | 10.00%
Sale of available-for-sale securities | $ 0 | $ 12,684,000
State and municipal obligations |  |
Securities |  |
Sale of available-for-sale securities | 11,400,000 |
Gain on sale of securities | $ 1,250,000 |

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