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Note 17 - Stock-based Compensation and Other Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2023
Notes Tables |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
|  | Twelve Months Ended December 31, |
|  | 2023 |  |  | 2022 |  |  | 2021 |
|  | (in thousands) |
Stock-based compensation - equity awards |  | $ | 3,338 |  |  | $ | 2,045 |  |  | $ | 1,060 |
Stock-based compensation - liability awards |  |  | (15 | ) |  |  | 155 |  |  |  | 1,399 |
Total stock-based compensation |  | $ | 3,323 |  |  | $ | 2,200 |  |  | $ | 2,459 |
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  | Twelve Months Ended December 31, |
|  | 2023 |  |  | 2022 |  |  | 2021 |
Weighted average exercise price - ($/share) |  | $ | 4.19 |  |  | $ | 6.41 |  |  | $ | 3.14 |
Expected life in years |  |  | 6.4 |  |  |  | 6.0 |  |  |  | 6.0 |
Average expected volatility |  |  | 68 | % |  |  | 72 | % |  |  | 75 |
Risk-free interest rate |  |  | 3.73 | % |  |  | 1.98 | % |  |  | 0.95 |
Expected dividend yield |  |  | 5.97 | % |  |  | 2.30 | % |  |  | — |
Weighted average grant date fair value - ($/share) |  | $ | 2.29 |  |  | $ | 2.84 |  |  | $ | 2.07 |
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, 2023 |  |  | 444 |  |  | $ | 3.95 |  |  |  |  |  |  |  |  |
Granted |  |  | 335 |  |  |  | 4.19 |  |  |  |  |  |  |  |  |
Exercised |  |  | (168 | ) |  |  | (1.74 | ) |  |  |  |  |  |  |  |
Unvested shares forfeited |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Vested shares expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2023 |  |  | 611 |  |  | $ | 4.69 |  |  |  | 8.72 |  |  | $ | 255 |
Exercisable at December 31, 2023 |  |  | 118 |  |  | $ | 4.56 |  |  |  | 7.60 |  |  | $ | 116 |
|  | 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, 2023 |  |  | 387 |  |  | $ | 1.86 |  |  |  |  |  |  |  |  |
Granted |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Exercised |  |  | (217 | ) |  |  | (1.75 | ) |  |  |  |  |  |  |  |
Unvested shares forfeited |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Vested shares expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2023 |  |  | 170 |  |  | $ | 1.99 |  |  |  | 0.27 |  |  | $ | 425 |
Exercisable at December 31, 2023 |  |  | 170 |  |  | $ | 1.99 |  |  |  | 0.27 |  |  | $ | 425 |
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, 2023 |  |  | 665 |  |  | $ | 4.59 |
Awards granted |  |  | 796 |  |  |  | 4.19 |
Awards vested |  |  | (354 | ) |  |  | 3.92 |
Awards forfeited |  |  | (22 | ) |  |  | 5.35 |
Non-vested shares outstanding at December 31, 2023 |  |  | 1,085 |  |  | $ | 4.50 |
|  | Restricted Stock |  |  | Weighted Average Conversion Date Fair Value |
|  | (in thousands) |  |  |  |  |
Non-vested shares outstanding at January 1, 2023 |  |  | 383 |  |  | $ | 4.27 |
Awards granted |  |  | 183 |  |  |  | 4.19 |
Awards vested |  |  | (285 | ) |  |  | 4.27 |
Awards forfeited |  |  | (58 | ) |  |  | 4.23 |
Non-vested shares outstanding at December 31, 2023 |  |  | 223 |  |  | $ | 4.22 |
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 January 1, 2023 |  |  | 690 |  |  | $ | 4.27 |
Awards granted |  |  | — |  |  |  | — |
Awards vested |  |  | (533 | ) |  |  | 4.27 |
Awards forfeited |  |  | (36 | ) |  |  | 4.27 |
Non-vested shares outstanding at December 31, 2023 |  |  | 121 |  |  | $ | 4.27 |
Share-Based Payment Arrangement, Stock Appreciation Right, Activity [Table Text Block] |
|  | Number of Shares Underlying SARs |  |  | Weighted Average Exercise Price Per Share |  |  | Weighted Average Remaining Contractual Term |  |  | Aggregate Intrinsic Value |
|  | (in thousands) |  |  |  |  |  |  | (in years) |  |  | (in thousands) |
Outstanding at January 1, 2023 |  |  | 202 |  |  | $ | 1.87 |  |  |  |  |  |  |  |  |
Granted |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Exercised |  |  | (126 | ) |  |  | 1.59 |  |  |  |  |  |  |  |  |
Unvested SARs forfeited |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Vested SARs expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2023 |  |  | 76 |  |  | $ | 2.33 |  |  |  | 0.16 |  |  | $ | 164 |
Exercisable at December 31, 2023 |  |  | 76 |  |  | $ | 2.33 |  |  |  | 0.16 |  |  | $ | 164 |

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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