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Note 17 - Stock-based Compensation and Other Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
|  | (in thousands) |
Stock-based compensation - equity awards |  | $ | 2,045 |  |  | $ | 1,060 |  |  | $ | 848 |
Stock-based compensation - liability awards |  |  | 155 |  |  |  | 1,399 |  |  |  | (734 | )
Total stock-based compensation |  | $ | 2,200 |  |  | $ | 2,459 |  |  | $ | 114 |
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Weighted average exercise price - ($/share) |  | $ | 6.41 |  |  | $ | 3.14 |  |  | $ | 1.23 |
Expected life in years |  |  | 6.0 |  |  |  | 6.0 |  |  |  | 6.0 |
Average expected volatility |  |  | 72 | % |  |  | 75 | % |  |  | 74 |
Risk-free interest rate |  |  | 1.98 | % |  |  | 0.95 | % |  |  | 0.42 |
Expected dividend yield |  |  | 2.30 | % |  |  | — |  |  |  | — |
Weighted average grant date fair value - ($/share) |  | $ | 2.84 |  |  | $ | 2.07 |  |  | $ | 0.79 |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  | Number of Shares Underlying Options |  |  | Weighted Average Exercise Price Per Share |  |  | Weighted Average Remaining Contractual Term |  |  | Aggregate Intrinsic Value |
|  | (in thousands) |  |  |  |  |  |  | (in years) |  |  | (in thousands) |
Outstanding at January 1, 2022 |  |  | 359 |  |  | $ | 1.96 |  |  |  |  |  |  |  |  |
Granted |  |  | 241 |  |  |  | 6.41 |  |  |  |  |  |  |  |  |
Exercised |  |  | (47 | ) |  |  | (1.23 | ) |  |  |  |  |  |  |  |
Unvested shares forfeited |  |  | (109 | ) |  |  | (4.03 | ) |  |  |  |  |  |  |  |
Vested shares expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2022 |  |  | 444 |  |  | $ | 3.95 |  |  |  | 7.15 |  |  | $ | 632 |
Exercisable at December 31, 2022 |  |  | 147 |  |  | $ | 1.83 |  |  |  | 3.92 |  |  | $ | 400 |
|  | Number of Shares Underlying Options |  |  | Weighted Average Exercise Price Per Share |  |  | Weighted Average Remaining Contractual Term |  |  | Aggregate Intrinsic Value |
|  | (in thousands) |  |  |  |  |  |  | (in years) |  |  | (in thousands) |
Outstanding at January 1, 2022 |  |  | 615 |  |  | $ | 1.58 |  |  |  |  |  |  |  |  |
Granted |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Exercised |  |  | (228 | ) |  |  | (1.12 | ) |  |  |  |  |  |  |  |
Unvested shares forfeited |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Vested shares expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2022 |  |  | 387 |  |  | $ | 1.86 |  |  |  | 0.83 |  |  | $ | 1,045 |
Exercisable at December 31, 2022 |  |  | 387 |  |  | $ | 1.86 |  |  |  | 0.83 |  |  | $ | 1,045 |
Nonvested Restricted Stock Shares Activity [Table Text Block] |
|  | Restricted Stock |  |  | Weighted Average Grant Date Fair Value |
|  | (in thousands) |  |  |  |  |
Non-vested shares outstanding at January 1, 2022 |  |  | 741 |  |  | $ | 2.36 |
Awards granted |  |  | 384 |  |  |  | 6.56 |
Awards vested |  |  | (334 | ) |  |  | 2.25 |
Awards forfeited |  |  | (126 | ) |  |  | 3.68 |
Non-vested shares outstanding at December 31, 2022 |  |  | 665 |  |  | $ | 4.59 |
|  | Restricted Stock |  |  | Weighted Average Conversion Date Fair Value |
|  | (in thousands) |  |  |  |  |
Non-vested shares outstanding at December 16, 2022 |  |  | — |  |  | $ | — |
Awards converted |  |  | 386 |  |  |  | 4.27 |
Awards vested |  |  | (3 | ) |  |  | 4.27 |
Awards forfeited |  |  | — |  |  |  | — |
Non-vested shares outstanding at December 31, 2022 |  |  | 383 |  |  | $ | 4.27 |
Share-Based Payment Arrangement, Performance Shares, Activity [Table Text Block] |
|  | Restricted Stock |  |  | Weighted Average Conversion Date Fair Value |
|  | (in thousands) |  |  |  |  |
Non-vested shares outstanding at December 16, 2022 |  |  | — |  |  | $ | — |
Awards converted |  |  | 690 |  |  |  | 4.27 |
Awards vested |  |  | — |  |  |  | — |
Awards forfeited |  |  | — |  |  |  | — |
Non-vested shares outstanding at December 31, 2022 |  |  | 690 |  |  | $ | 4.27 |
Share-Based Payment Arrangement, Deferred Shares, Activity [Table Text Block] |
|  | Restricted Stock |  |  | Weighted Average Conversion Date Fair Value |
|  | (in thousands) |  |  |  |  |
Non-vested shares outstanding at December 16, 2022 |  |  | — |  |  | $ | — |
Awards converted |  |  | 460 |  |  |  | 4.27 |
Awards vested |  |  | (460 | ) |  |  | 4.27 |
Awards forfeited |  |  | — |  |  |  | — |
Non-vested shares outstanding at December 31, 2022 |  |  | — |  |  | $ | — |
Share-Based Payment Arrangement, Stock Appreciation Right, Activity [Table Text Block] |
|  | Number of Shares Underlying SARs |  |  | Weighted Average Exercise Price Per Share |  |  | Term |  |  | Aggregate Intrinsic Value |
|  | (in thousands) |  |  |  |  |  |  | (in years) |  |  | (in thousands) |
Outstanding at January 1, 2022 |  |  | 362 |  |  | $ | 1.81 |  |  |  |  |  |  |  |  |
Granted |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Exercised |  |  | (160 | ) |  |  | 1.74 |  |  |  |  |  |  |  |  |
Unvested SARs forfeited |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Vested SARs expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2022 |  |  | 202 |  |  | $ | 1.87 |  |  |  | 0.85 |  |  | $ | 542 |
Exercisable at December 31, 2022 |  |  | 202 |  |  | $ | 1.87 |  |  |  | 0.85 |  |  | $ | 542 |

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