Note 13 - Other Expense (Income), Net - Summary of Other Income (Expense) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2025 |
Aug. 31, 2026 |
Aug. 31, 2025 |
|
| Change in fair value of marketable securities (Note 12) | $ 27 | $ 662 | $ 1,373 | $ 945 |
| Fuel tax credit | 0 | 0 | 0 | 18 |
| Foreign exchange gain (loss) | (6) | 8 | 80 | (41) |
| Other | 0 | 0 | 3 | 0 |
| Nonoperating Income (Expense) | $ 21 | $ 670 | $ 1,456 | $ 922 |
| X | ||||||||||
- Definition The amount of income related to a fuel tax credit. No definition available.
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| X | ||||||||||
- Definition Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, before tax, of realized gain (loss) from foreign currency transaction. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of income related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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