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Note 17 - Earnings Per Share (Tables) | 9 Months Ended
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Aug. 31, 2022
Notes Tables |
Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table Text Block] |
|  | For the Three Months Ended |  |  | For the Nine Months Ended |
|  | August 31, |  |  | August 31, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Net loss |  | $ | (1,534 | ) |  | $ | (1,841 | ) |  | $ | (7,752 | ) |  | $ | (75 | )
Preferred stock dividends |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (1,043 | )
Net loss available to common shareholders |  | $ | (1,534 | ) |  | $ | (1,841 | ) |  | $ | (7,752 | ) |  | $ | (1,118 | )
Weighted-average number of shares used in computing net loss per share, basic and diluted |  |  | 21,751,879 |  |  |  | 22,047,571 |  |  |  | 22,704,565 |  |  |  | 18,269,360 |
Net loss per share -- basic |  | $ | (0.07 | ) |  | $ | (0.08 | ) |  | $ | (0.34 | ) |  | $ | (0.06 | )
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] |
|  | For the Three Months Ended |  |  | For the Nine Months Ended |
|  | August 31, |  |  | August 31, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Warrants |  |  | — |  |  |  | 75,000 |  |  |  | — |  |  |  | 75,000 |
Options |  |  | 1,310,783 |  |  |  | 617,712 |  |  |  | 1,310,783 |  |  |  | 617,712 |
RSUs |  |  | 1,154,659 |  |  |  | 1,747,993 |  |  |  | 1,154,659 |  |  |  | 1,747,993 |
Total |  |  | 2,465,442 |  |  |  | 2,440,705 |  |  |  | 2,465,442 |  |  |  | 2,440,705 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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