Note 16 - Equity Incentive Plan and Stock Based Compensation - Summary of Shares Issued (Details) - shares |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
May 31, 2025 |
May 31, 2024 |
May 31, 2025 |
May 31, 2024 |
|
| Shares issued (in shares) | 21,500 | 10,000 | 72,500 | 77,250 |
| Unvested shares forfeited upon termination (in shares) | 0 | (6,750) | ||
| Director [Member] | Vesting Immediately [Member] | ||||
| Shares issued (in shares) | 20,000 | 10,000 | 25,000 | 15,000 |
| Employees, Directors, and Consultants [Member] | Awards with Three-year Vesting [Member] | ||||
| Shares issued (in shares) | 1,500 | 0 | 47,500 | 69,000 |