Note 2 - Operations and Management Plans (Details Textual) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Aug. 31, 2024 |
Aug. 31, 2023 |
Aug. 31, 2024 |
Aug. 31, 2023 |
Nov. 30, 2023 |
|
| Retained Earnings (Accumulated Deficit) | $ (66,456) | $ (66,456) | $ (69,575) | ||
| Common Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.001 | $ 0.001 | $ 0.001 | ||
| Net Income (Loss) Attributable to Parent | $ 1,025 | $ (4,094) | $ 3,120 | $ (7,363) | |
| Net Cash Provided by (Used in) Operating Activities | $ 4,479 | $ (3,628) | |||
| X | ||||||||||
- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|