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Subordinated Debt (Details) - USD ($) | 1 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 31, 2014 | Oct. 31, 2013 | Dec. 31, 2021 | Jun. 30, 2021
Subordinated debt |  |  | $ 15,294,000 | $ 15,243,000
Prepaid Expenses and Other Current Assets |  |  |  |
Investment, face amount |  |  | 505,000 |
Investment, carrying value |  |  | 460,000 |
Trust Preferred Securities |  |  |  |
Subordinated debt |  |  | $ 7,200,000 | 7,200,000
Number of years after securities became redeemable |  |  | 5 years |
Interest rate (as a percent) |  |  | 2.97% |
Ozarks Legacy Community Financial, Inc. |  |  |  |
Interest rate (as a percent) |  |  | 2.65% |
Floating rate |  | $ 3,100,000 |  |
Ozarks Legacy Community Financial, Inc. | Reported Value Measurement |  |  |  |
Floating rate |  |  | $ 2,700,000 | $ 2,700,000
Peoples Service Company, Inc. |  |  |  |
Interest rate (as a percent) |  |  | 2.00% |
Floating rate | $ 6,500,000 |  |  |
Peoples Service Company, Inc. | Reported Value Measurement |  |  |  |
Floating rate |  |  | $ 5,400,000 |

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