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Subordinated Debt (Details) - Subordinated Debt - USD ($) $ in Millions | Nov. 30, 2021 | Dec. 22, 2020 | Jun. 30, 2020 | Mar. 20, 2020
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Subordinated Notes Due December 2030 |  |  |  |
Debt instrument, interest rate, effective percentage |  | 4.50% |  |
Debt instrument, basis spread on variable rate |  | 0.50% |  |
Principal amount sold, percent |  | 100.00% |  |
Subordinated debt issuance |  | $ 12.2 |  |
Interest rate period (in years) |  | 5 years |  |
Debt instrument, interest rate, effective percentage |  | 4.50% |  |
Subordinated Notes Due March 2030 |  |  |  |
Debt instrument, interest rate, effective percentage |  |  |  | 4.00%
Subordinated debt issuance |  |  |  | $ 15.0
Interest rate period (in years) |  |  |  | 5 years
Debt instrument, interest rate, effective percentage |  |  |  | 4.25%
Interest payment terms, semi-annually (in years) |  |  | 5 years |
Riverview Acquisition |  |  |  |
Subordinate debt assumed | $ 25.0 |  |  |
Subordinated debt fair value premium | $ 2.3 |  |  |
Debt instrument, interest rate, effective percentage | 5.75% |  |  |
Debt instrument, basis spread on variable rate | 5.63% |  |  |

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