Note 2 - Summary of Significant Accounting Policies (Details Textual) - Employee Retention Credit [Member] - USD ($) |
Oct. 01, 2023 |
Aug. 31, 2021 |
May 31, 2021 |
|---|---|---|---|
| Government Assistance, Award Amount | $ 1,620,103 | $ 821,267 | $ 798,836 |
| Government Assistance, Nonoperating Income, Increase (Decrease) | 1,620,103 | ||
| Government Assistance, Nonoperating Expense, Decrease (Increase) | 405,026 | ||
| Interest Income, Employee Retention Credits | $ 246,108 |