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Note 15 - Earnings Per Share (Tables) | 12 Months Ended
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Nov. 30, 2022
Notes Tables |
Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table Text Block] |
|  | November 30, |
|  | 2022 |  |  | 2021 |
Net loss |  | $ | (7,885 | ) |  | $ | (3,283 | )
Preferred stock dividends |  |  | — |  |  |  | (1,043 | )
Net loss available to common shareholders |  | $ | (7,885 | ) |  | $ | (4,326 | )
Weighted-average number of shares used in computing net loss per share, basic, and diluted |  |  | 22,364,201 |  |  |  | 19,610,039 |
Net loss per share - basic and diluted |  | $ | (0.35 | ) |  | $ | (0.22 | )
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] |
|  | November 30, |
|  | 2022 |  |  | 2021 |
Stock Options |  |  | 1,297,750 |  |  |  | 586,783 |
Restricted Stock |  |  | 1,314,909 |  |  |  | 1,594,120 |
Total |  |  | 2,612,659 |  |  |  | 2,180,903 |

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