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v3.23.3

Note 9 - Incentive Plans (Tables) | 9 Months Ended
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Sep. 30, 2023
Notes Tables |
Shares Available Under Long-term Incentive Plan [Table Text Block] |
|  | September 30, 2023 |  |  | December 31, 2022 |
Approved and authorized shares |  |  | 16,388,015 |  |  |  | 14,340,324 |
Shares subject to awards issued under plan |  |  | (15,759,791 | ) |  |  | (13,769,191 | )
Shares available for future grant |  |  | 628,224 |  |  |  | 571,133 |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  | Stock Options |  |  | Average Exercise Price |  |  | Remaining Term in Years |  |  | Intrinsic Value (in thousands) |
Outstanding at December 31, 2021 |  |  | 9,983,727 |  |  | $ | 10.19 |  |  |  | 8.7 |  |  | $ | 44,395 |
Awards granted |  |  | 1,564,500 |  |  |  | 25.09 |  |  |  |  |  |  |  |  |
Exercised |  |  | (12,000 | ) |  | $ | 10.00 |  |  |  |  |  |  |  |  |
Forfeitures |  |  | (18,999 | ) |  | $ | 18.66 |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2022 |  |  | 11,517,228 |  |  | $ | 12.20 |  |  |  | 7.9 |  |  | $ | 128,429 |
Awards granted |  |  | 1,949,000 |  |  |  | 10.50 |  |  |  |  |  |  |  |  |
Exercised |  |  | (11,834 | ) |  | $ | 12.52 |  |  |  |  |  |  |  |  |
Forfeitures |  |  | (5,333 | ) |  | $ | 24.83 |  |  |  |  |  |  |  |  |
Outstanding at September 30, 2023 |  |  | 13,449,061 |  |  | $ | 11.95 |  |  |  | 6.6 |  |  | $ | 160,724 |
Vested at December 31, 2022 |  |  | 11,304,747 |  |  | $ | 12.02 |  |  |  | 7.9 |  |  | $ | 127,591 |
Exercisable at December 31, 2022 |  |  | 11,304,747 |  |  | $ | 12.02 |  |  |  | 7.9 |  |  | $ | 127,591 |
Vested at September 30, 2023 |  |  | 13,301,247 |  |  | $ | 11.87 |  |  |  | 6.6 |  |  | $ | 157,820 |
Exercisable at September 30, 2023 |  |  | 11,352,247 |  |  | $ | 12.10 |  |  |  | 7.2 |  |  | $ | 137,356 |

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