Note 16 - Equity Incentive Plan (Details Textual) - The 2017 Equity Incentive Plan [Member] - shares |
Jul. 23, 2026 |
Mar. 01, 2023 |
Jul. 06, 2017 |
Aug. 31, 2026 |
[1] | Feb. 28, 2026 |
[1] | Aug. 31, 2025 |
[1] | Feb. 28, 2025 |
[1] | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares) | 3,000,000 | 32,528 | 186,279 | 1,021,259 | 2,159,612 | ||||||||
| Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares) | 1,000,000 | 1,500,000 | 1,500,000 | ||||||||||
| Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized, Percentage | 5.00% | ||||||||||||
| Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year) | 10 years | ||||||||||||
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