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Note 6 - Stock Based Compensation (Details Textual) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended | 10 Months Ended | 23 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2026 | Mar. 31, 2026 | Jun. 30, 2025 | Mar. 31, 2025 | Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2026 | Dec. 31, 2025 | Sep. 01, 2025 | Jun. 12, 2025 | Jun. 11, 2025 | Dec. 31, 2024 | Aug. 02, 2024
Preferred Stock, Shares Authorized (in shares) | 10,000,000 |  |  |  | 10,000,000 |  | 10,000,000 | 10,000,000 |  |  |  |  |  |
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.001 |  |  |  | $ 0.001 |  | $ 0.001 | $ 0.001 |  |  |  |  |  |
Common Stock, Shares Authorized (in shares) | 190,000,000 |  |  |  | 190,000,000 |  | 190,000,000 | 190,000,000 | 190,000,000 |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.001 |  |  |  | $ 0.001 |  | $ 0.001 | $ 0.001 | $ 0.001 |  |  |  |  |
Treasury Stock, Shares, Acquired (in shares) |  |  |  |  |  |  |  | 3,502,334 |  |  |  |  |  |
Shares Acquired, Average Cost Per Share (in dollars per share) |  |  |  |  |  |  |  | $ 28.55 |  |  |  |  |  |
Treasury Stock, Value, Acquired, Cost Method | $ (0) | $ 99,992 | $ 6,875 | $ 6,123 |  |  |  |  |  |  |  |  |  |
Treasury Stock, Common, Shares (in shares) | 6,871,546 |  |  |  | 6,871,546 |  | 6,871,546 | 6,871,546 | 3,543,643 |  |  |  |  |
Treasury Stock, Common, Value | $ 200,226 |  |  |  | $ 200,226 |  | $ 200,226 | $ 200,226 | $ 100,234 |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares) | 4,060,156 |  | 4,362,316 |  | 4,060,156 | 4,362,316 | 4,060,156 | 4,060,156 | 4,204,816 |  |  |  | 4,470,216 |
Warrants to Purchase Common Stock, Amended Loan Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | 115,042 |  |  |  | 115,042 |  | 115,042 | 115,042 |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ 17.95 |  |  |  | $ 17.95 |  | $ 17.95 | $ 17.95 |  |  |  |  |  |
Warrants to Purchase Common Stock, First Amendment Loan Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | 50,172 |  |  |  | 50,172 |  | 50,172 | 50,172 |  |  |  |  |  |
Warrants to Purchase Common Stock, First Amendment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ 14.7 |  |  |  | $ 14.7 |  | $ 14.7 | $ 14.7 |  |  |  |  |  |
Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares) | 11,220,924 |  | 12,770,099 |  | 11,220,924 | 12,770,099 | 11,220,924 | 11,220,924 | 12,011,881 |  |  |  | 11,843,586 |
Share-Based Payment Arrangement, Expense | $ 12,300 |  | $ 16,000 |  | $ 26,100 | $ 30,500 |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | 33,600 |  |  |  | $ 33,600 |  | $ 33,600 | $ 33,600 |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  |  |  | 2 years 6 months |  |  |  |  |  |  |  |  |
Restricted Stock [Member] | Stock-based Compensation Expense Capitalized Into Inventory [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expense | $ 600 |  | 1,000 |  | $ 1,200 | 2,000 |  |  |  |  |  |  |  |
Stock Tracking Units (STUs) [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares) | 1,949,005 |  |  |  | 1,949,005 |  | 1,949,005 | 1,949,005 |  |  |  |  |  |
Share-Based Payment Arrangement, Expense | $ 15,300 |  |  |  | $ 21,400 |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | 84,800 |  |  |  | $ 84,800 |  | $ 84,800 | $ 84,800 |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  |  |  | 3 years 7 months 6 days |  |  |  |  |  |  |  |  |
Stock Tracking Units (STUs) [Member] | Stock-based Compensation Expense Capitalized Into Inventory [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expense | 700 |  |  |  | $ 900 |  |  |  |  |  |  |  |  |
Stock Tracking Units (STUs) [Member] | Remeasurement of Outstanding Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expense | 8,600 |  |  |  | 8,600 |  |  |  |  |  |  |  |  |
Milestone Based Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | 20,700 |  |  |  | 20,700 |  | 20,700 | 20,700 |  |  |  |  |  |
Milestone Based Restricted Stock [Member] | Over Time [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | 1,900 |  |  |  | $ 1,900 |  | 1,900 | 1,900 |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  |  |  | 2 months 12 days |  |  |  |  |  |  |  |  |
Milestone Based Restricted Stock [Member] | When Milestone Becomes Probable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | 18,800 |  |  |  | $ 18,800 |  | 18,800 | 18,800 |  |  |  |  |  |
Market-based Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | 47,600 |  |  |  | $ 47,600 |  | 47,600 | 47,600 |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  |  |  | 2 years 8 months 12 days |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Option [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Expense | 200 |  | $ 400 |  | $ 400 | $ 800 |  |  |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ 0 |  |  |  | $ 0 |  | $ 0 | $ 0 |  |  |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  |  |  | 1 month 6 days |  |  |  |  |  |  |  |  |
The 2012 Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares) | 1,863,656 |  |  |  | 1,863,656 |  | 1,863,656 | 1,863,656 |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) | 0 |  |  |  | 0 |  | 0 | 0 |  |  |  |  |  |
The 2012 Incentive Plan [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares) | 2,976,163 |  |  |  | 2,976,163 |  | 2,976,163 | 2,976,163 |  |  |  |  |  |
The 2022 Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares) | 2,196,500 |  |  |  | 2,196,500 |  | 2,196,500 | 2,196,500 |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) | 5,653,450 |  |  |  | 5,653,450 |  | 5,653,450 | 5,653,450 |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares) |  |  |  |  |  |  |  |  |  |  | 22,000,000 | 17,000,000 |  |
The 2022 Incentive Plan [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares) | 8,244,761 |  |  |  | 8,244,761 |  | 8,244,761 | 8,244,761 |  |  |  |  |  |
The 2022 Incentive Plan [Member] | Stock Tracking Units (STUs) [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares) | 41,625 |  |  |  | 41,625 |  | 41,625 | 41,625 |  |  |  |  |  |
The 2025 Share Repurchase Program [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares Acquired, Average Cost Per Share (in dollars per share) |  |  |  |  |  |  | $ 30.44 |  |  |  |  |  |  |
Treasury Stock, Value, Acquired, Cost Method |  |  |  |  |  |  | $ 100,000 |  |  |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Repurchase Program, Authorized, Amount |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 100,000
Maximum [Member] | The 2025 Share Repurchase Program [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Repurchase Program, Authorized, Amount | $ 300,000 |  |  |  | $ 300,000 |  | $ 300,000 | $ 300,000 |  | $ 100,000 |  |  |  |

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