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Stock-Based Compensation and Other Benefit Plans (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Jun. 25, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Payments to settle stock appreciation rights |  |  | $ 3,271 | $ 275 | $ 491 |
Proceeds from stock options exercised |  |  | $ 1,400 | $ 100 | $ 300 |
Options granted |  | 401,759 |  |  |  |
Options granted, weighted average exercise price |  | $ 3.14 |  |  |  |
Shares withheld to satisfy tax withholding obligations |  |  | 464,671 | 0 |  |
Weighted average grant date fair value - ($/share) |  |  | $ 2.07 | $ 0.79 | $ 1.06 |
Defined Contribution Plan, Cost |  |  | $ 300 | $ 400 | $ 400 |
Severance cost as percentage of target bonus |  |  | 75.00% |  |  |
Long-Term Incentive Plan, 2020 [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Awards authorized |  |  |  |  |  | 5,500,000
Increase in shares authorized | 3,750,000 |  |  |  |  |
Awards available |  |  | 7,590,419 |  |  |
Performance Shares [Member] | Long-Term Incentive Plan, 2020 [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Other awards exercised |  |  | 0 |  |  |
Stock Option [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Award granted life |  | 10 years |  |  |  |
Intrinsic value of options exercised |  |  | $ 1,600 | $ 43 | 300 |
Unrecognized compensation costs |  |  | $ 300 |  |  |
Compensation costs expected to be recognized |  |  | 2 years |  |  |
Stock Option [Member] | Share-based Payment Arrangement, Tranche One [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Vesting percentage |  | 0.3333% |  |  |  |
Share price for vesting scheme |  | $ 3.61 |  |  |  |
Stock Option [Member] | Share-based Payment Arrangement, Tranche Two [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Vesting percentage |  | 0.3333% |  |  |  |
Share price for vesting scheme |  | $ 4.15 |  |  |  |
Stock Option [Member] | Share-based Payment Arrangement, Tranche Three [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Vesting percentage |  | 0.3333% |  |  |  |
Share price for vesting scheme |  | $ 4.78 |  |  |  |
Restricted Stock [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Awards, vesting period |  |  | 3 years |  |  |
Shares withheld to satisfy tax withholding obligations |  |  | 68,134 | 43,705 |  |
Other awards granted |  |  | 605,000 |  |  |
Other awards granted, weighted average exercise price |  |  | $ 3.13 |  |  |
Unrecognized compensation costs |  |  | $ 800 |  |  |
Compensation costs expected to be recognized |  |  | 1 year 3 months 18 days |  |  |
Fair value of awards vested |  |  | $ 1,800 | $ 200 | $ 600 |
Weighted average grant date fair value - ($/share) |  |  | $ 1.28 | $ 1.35 | $ 2.00 |
Restricted Stock [Member] | Employees [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Other awards granted | 78,432 | 526,147 |  |  |  |
Other awards granted, weighted average exercise price | $ 3.06 | $ 3.14 |  |  |  |
Minimum [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Severance cost as percentage of salary |  |  | 50.00% |  |  |
Maximum [Member] |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Severance cost as percentage of salary |  |  | 100.00% |  |  |

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