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Retirement and Long-Term Incentive Plans - Additional Information (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Employer discretionary contribution | $ 400,000 | $ 500,000
Available shares for future issuance (in shares) | 1,096,994 |
Share-based compensation cost charged against income | $ 1,708,000 | $ 1,126,000
Outstanding stock option awards | 0 |
Stock option awards granted | 0 | 0
Maximum |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Maximum number of shares available for grant for each employee (in shares) | 250,000 |
Time-based RSU Awards | Maximum |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
RSU awards vesting period | 3 years |
Time-based RSU Awards | Minimum |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
RSU awards vesting period | 2 years |
Performance-based RSU Awards |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
RSU awards vesting period | 3 years |
Cash Settled RSU Awards |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Share-based compensation cost charged against income | $ 100,000 |
Total fair value of shares granted | $ 200,000 |
Weighted average grant date fair value | $ 4.77 |
RSUs |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Share-based compensation cost charged against income | $ 1,700,000 | $ 1,000,000.0
Weighted average grant date fair value | $ 4.71 | $ 3.80
Total unrecognized compensation costs | $ 2,700,000 |
Recognition of compensation cost, weighted average period | 1 year 9 months 18 days |
Value of awards granted | $ 2,600,000 |
Total fair value of shares vested | 1,200,000 |
Cash-Based Performance Awards |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Performance based share compensation expense | $ 0 | $ 0
Performance period awards are earned | 3 years |
Target amounts payable associated with performance period | $ 0 | $ 0

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