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Stock Based Compensation (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) |  |  |  |
Stock-based compensation expense | $ 4.5 | $ 2.9 | $ 2.7 |
Equity Compensation Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares) |  |  |  | 750,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) | 320,613 |  |  |
Restricted Stock [Member] |  |  |  |
Unrecognized compensation cost related to nonvested shares | $ 1.0 |  |  |
Weighted average period related to compesation cost | 1 year 1 month 6 days |  |  |
Performance unit shares to satisfy tax obligation created from vesting, net | 34,458 |  |  |
Shares issued as a result of net performance share issued to satisfy tax obligation | 34,458 |  |  |
Performance Shares [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) | 14,711 |  |  |
Unrecognized compensation cost related to nonvested shares | $ 1.2 |  |  |
Weighted average period related to compesation cost | 1 year 7 months 6 days |  |  |
Performance unit shares to satisfy tax obligation created from vesting, net | 14,710 |  |  |
Non-vested restricted stock units [Member] |  |  |  |
Unrecognized compensation cost related to nonvested shares | $ 1.1 |  |  |
Weighted-average period | 1 year 3 months 18 days |  |  |

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