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Note 18 - Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Nov. 30, 2023
Notes Tables |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
|  | Years ended November 30, |
|  | 2023 |  |  | 2022 |  |  | 2021 |
Interest and dividends received |  | $ | 5,754 |  |  | $ | 1,684 |  |  | $ | 1,024 |
Income taxes refunded |  | $ | 325 |  |  | $ | 17 |  |  | $ | — |
Income taxes paid |  | $ | 75 |  |  | $ | — |  |  | $ | 142 |

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