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Note 15 - Stockholders' Equity (Tables) | 9 Months Ended
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Aug. 31, 2025
Notes Tables |
Class of Treasury Stock [Table Text Block] |
|  | Number of Shares |  |  | Cost of Shares |  |  | Average Cost per Share |
Shares purchased - March 2024 |  |  | 21,905 |  |  | $ | 253,003 |  |  | $ | 11.6 |
Shares purchased - August 2024 |  |  | 291,141 |  |  |  | 2,994,296 |  |  |  | 10.3 |
Shares purchased - September 2024 |  |  | 506 |  |  |  | 5,695 |  |  |  | 11.3 |
Shares purchased - October 2024 |  |  | 35,678 |  |  |  | 499,997 |  |  |  | 14.0 |
Shares purchased - April 2025 |  |  | 3,927 |  |  |  | 54,940 |  |  |  | 14.0 |
Total |  |  | 353,157 |  |  | $ | 3,807,931 |  |  | $ | 10.8 |

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