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Business Combination, Summary (Details) $ / shares in Units, $ in Thousands | Apr. 02, 2021 USD ($) $ / shares | Sep. 30, 2021 USD ($) | Jun. 30, 2021 USD ($) | Mar. 31, 2021 $ / shares | Dec. 31, 2020 USD ($)
--- | --- | --- | --- | --- | ---
Acquisition [Abstract] |  |  |  |  |
Goodwill |  | $ 25,996 | $ 0 |  | $ 0
Common Stock Voting [Member] |  |  |  |  |
Acquisition [Abstract] |  |  |  |  |
Common stock, par value (in dollars per share) | $ / shares | $ 0.01 |  |  |  |
Share conversion ratio | 13.626 |  |  |  |
Common Stock Non-Voting [Member] |  |  |  |  |
Acquisition [Abstract] |  |  |  |  |
Common stock, par value (in dollars per share) | $ / shares | $ 0.01 |  |  |  |
Series A Preferred Stock [Member] |  |  |  |  |
Acquisition [Abstract] |  |  |  |  |
Share conversion ratio | 1 |  |  |  |
CFBanc Corporation [Member] |  |  |  |  |
Acquisition [Abstract] |  |  |  |  |
Assets acquired | $ 471,003 |  |  |  |
Gross loans | 227,669 |  |  |  |
Deposits acquired | 353,671 |  |  |  |
Consideration transferred | 66,300 |  |  |  |
Goodwill | $ 26,000 |  |  |  |
CFBanc Corporation [Member] | Common Class A [Member] |  |  |  |  |
Acquisition [Abstract] |  |  |  |  |
Common stock, par value (in dollars per share) | $ / shares |  |  |  | $ 0.50 |
CFBanc Corporation [Member] | Common Class B [Member] |  |  |  |  |
Acquisition [Abstract] |  |  |  |  |
Common stock, par value (in dollars per share) | $ / shares |  |  |  | 0.50 |
CFBanc Corporation [Member] | Series B Preferred Stock [Member] |  |  |  |  |
Acquisition [Abstract] |  |  |  |  |
Common stock, par value (in dollars per share) | $ / shares |  |  |  | $ 0.50 |

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