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Capital and Regulatory Matters - Narrative (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jul. 31, 2022 | Jul. 31, 2019 | Mar. 31, 2021 | Jun. 30, 2022 | Dec. 31, 2021
Resale Agreement Counterparty [Line Items] |  |  |  |  |
Transition regulatory capital amount |  |  |  | $ 6,300,000 | $ 7,600,000
Purchase price |  | $ 40,000,000 |  |  |
Stock buyback program, period |  | 36 months |  |  |
Repurchase of common stock, value |  |  | $ 1,256,000 | 28,000,000 |
Subsequent Event |  |  |  |  |
Resale Agreement Counterparty [Line Items] |  |  |  |  |
Purchase price | $ 50,000,000 |  |  |  |
Stock buyback program, period | 3 years |  |  |  |
Origin Bank | Origin Bank |  |  |  |  |
Resale Agreement Counterparty [Line Items] |  |  |  |  |
Aggregate dividends without prior regulatory approval |  |  |  | $ 118,600,000 |

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