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Incentive and Restricted Stock Plan and Dividend Reinvestment Plan - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Unrecognized compensation expense to be recognized | $ 3.6 |  |
Weighted average compensation expense recognize period | 1 year 11 months 4 days |  |
Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted shares granted (in shares) | 130,670 | 230,703 | 84,882
Compensation expense | $ 2.4 | $ 0.7 | $ 2.4
Tax benefit realized on compensation expense | $ 0.5 | $ 0.2 | $ 0.5
2021 Incentive Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum number of common stock authorized (in shares) | 1,000,000 |  |
Stock plan expiration period | 10 years |  |
2021 Incentive Plan | Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted shares granted (in shares) | 30,959 |  |
2014 Stock Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum number of common stock authorized (in shares) | 750,000 |  |
Stock plan expiration period | 10 years |  |
2014 Stock Plan | Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted shares granted (in shares) | 99,711 | 230,703 | 84,882

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