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Note 9 - Stock-based Compensation (Details Textual) $ / shares in Units, $ in Thousands |  | 3 Months Ended |
--- | --- | --- | ---
Jun. 30, 2021 shares | Apr. 30, 2025 USD ($) $ / shares shares | May 30, 2024 shares
Share-Based Payment Arrangement, Option [Member] |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount |  |  | $ 100 |
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price (in dollars per share) | $ / shares |  |  | $ 67.23 |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  | 1 month 6 days |
Restricted Stock Units (RSUs) [Member] |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount |  |  | $ 26,700 |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  | 2 years 8 months 12 days |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Right To Receive Shares |  |  | 1 |
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Share Vested and Deferred (in shares) | shares |  |  | 19,806 |
Restricted Stock Units (RSUs) [Member] | Minimum [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  |  | 3 years |
Restricted Stock Units (RSUs) [Member] | Maximum [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  |  | 4 years |
Market-based Restricted Stock Units (MBRSUs) [Member] |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount |  |  | $ 400 |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  | 8 months 12 days |
Market-based Restricted Stock Units (MBRSUs) [Member] | Minimum [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  |  | 3 years |
Market-based Restricted Stock Units (MBRSUs) [Member] | Maximum [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  |  | 4 years |
Performance-based Restricted Stock Units [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  |  | 2 years |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount |  |  | $ 2,500 |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  | 2 years 7 months 6 days |
Performance-based Restricted Stock Units [Member] | Minimum [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Target Achievement Percentage |  |  | 0.00% |
Performance-based Restricted Stock Units [Member] | Maximum [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Target Achievement Percentage |  |  | 200.00% |
Liability-classified Performance Award [Member] |  |  |  |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | [1] |  | $ 4,632 |
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) |  |  | 2 years 2 months 12 days |
Liability-classified Performance Award [Member] | Minimum [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  |  | 2 years |
Liability-classified Performance Award [Member] | Maximum [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  |  | 4 years |
The 2020 Omnibus Incentive Plan [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares) | shares |  | 655,295 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized, Annual Increase, Percentage |  | 5.00% |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) | shares |  |  | 628,606 |
The 2020 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) |  | 4 years |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year) |  | 10 years |  |
The 2020 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Days Following Termination of Employment or Service [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year) |  | 90 days |  |
The 2020 Omnibus Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Months Following Optionees Death or Disability [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year) |  | 12 months |  |
Inducement Plan [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) | shares |  |  | 206,250 | 400,000
[1] | Expected to be recognized over a weighted-average period of 2.2 years.

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