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Employee Benefit Plans - Defined Benefit Plans - Fair Value of Defined Benefit Plan Assets (Details) - C&F Bank - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Mutual funds-fixed income |  |  |
Defined Benefit Plans |  |  |
Target asset allocations | 40.00% |  |
Mutual funds-equity |  |  |
Defined Benefit Plans |  |  |
Target asset allocations | 60.00% |  |
Cash Balance Plan |  |  |
Defined Benefit Plans |  |  |
Assets at Fair Value | $ 19,588 | $ 18,356 | $ 23,470
Cash Balance Plan | Level 1 |  |  |
Defined Benefit Plans |  |  |
Assets at Fair Value | 19,588 | 18,356 |
Cash Balance Plan | Mutual funds-fixed income |  |  |
Defined Benefit Plans |  |  |
Assets at Fair Value | 7,835 | 6,975 |
Cash Balance Plan | Mutual funds-fixed income | Level 1 |  |  |
Defined Benefit Plans |  |  |
Assets at Fair Value | 7,835 | 6,975 |
Cash Balance Plan | Mutual funds-equity |  |  |
Defined Benefit Plans |  |  |
Assets at Fair Value | 11,753 | 11,381 |
Cash Balance Plan | Mutual funds-equity | Level 1 |  |  |
Defined Benefit Plans |  |  |
Assets at Fair Value | $ 11,753 | $ 11,381 |

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