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Note 6 - Net Income (Loss) Per Share of Common Stock (Tables) | 9 Months Ended
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Aug. 31, 2023
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | For the Three Months Ended |
|  | August 31, 2023 |  |  | August 31, 2022 |
Numerator for basic and diluted net income (loss) per share: |  |  |  |  |  |  |  |
Net income from continuing operations |  | $ | 240,873 |  |  | $ | 304,007 |
Net (loss) from discontinued operations |  |  | (314,903 | ) |  |  | (66,232 | )
Net income (loss) |  |  | (74,030 | ) |  |  | 237,775 |
Denominator: |  |  |  |  |  |  |  |
For basic net income (loss) per share - weighted average common shares outstanding |  |  | 5,009,041 |  |  |  | 4,700,422 |
Effect of dilutive stock options |  |  | - |  |  |  | - |
For diluted net income (loss) per share - weighted average common shares outstanding |  |  | 5,009,041 |  |  |  | 4,700,422 |
Net Income (loss) per share - Basic: |  |  |  |  |  |  |  |
Continuing Operations |  | $ | 0.05 |  |  | $ | 0.06 |
Discontinued Operations |  |  | (0.06 | ) |  |  | (0.01 | )
Net income (loss) per share |  | $ | (0.01 | ) |  | $ | 0.05 |
Net Income (loss) per share - Diluted: |  |  |  |  |  |  |  |
Continuing Operations |  | $ | 0.05 |  |  | $ | 0.06 |
Discontinued Operations |  |  | (0.06 | ) |  |  | (0.01 | )
Net income (loss) per share |  | $ | (0.01 | ) |  | $ | 0.05 |
|  | For the Nine Months Ended |
|  | August 31, 2023 |  |  | August 31, 2022 |
Numerator for basic and diluted net income (loss) per share: |  |  |  |  |  |  |  |
Net income from continuing operations |  | $ | 920,929 |  |  | $ | 190,681 |
Net (loss) from discontinued operations |  |  | (346,084 | ) |  |  | (184,278 | )
Net income (loss) |  |  | 574,845 |  |  |  | 6,403 |
Denominator: |  |  |  |  |  |  |  |
For basic net income (loss) per share - weighted average common shares outstanding |  |  | 5,000,185 |  |  |  | 4,633,621 |
Effect of dilutive stock options |  |  | - |  |  |  | - |
For diluted net income (loss) per share - weighted average common shares outstanding |  |  | 5,000,185 |  |  |  | 4,633,621 |
Net Income (Loss) per share - Basic: |  |  |  |  |  |  |  |
Continuing Operations |  | $ | 0.18 |  |  | $ | 0.04 |
Discontinued Operations |  |  | (0.07 | ) |  |  | (0.04 | )
Net income per share |  | $ | 0.11 |  |  | $ | 0.00 |
Net Income (Loss) per share - Diluted: |  |  |  |  |  |  |  |
Continuing Operations |  | $ | 0.18 |  |  | $ | 0.04 |
Discontinued Operations |  |  | (0.07 | ) |  |  | (0.04 | )
Net income per share |  | $ | 0.11 |  |  | $ | 0.00 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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