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Note 8 - Earnings Per Share | 12 Months Ended
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Dec. 31, 2021
Notes to Financial Statements |
Earnings Per Share [Text Block] | Note 8 – Earnings per Share The calculation of basic and diluted weighted average common shares outstanding is as follows:
|  | 2021 |  |  | 2020 |
Weighted average common shares outstanding basic earnings per share |  |  | 6,688,087 |  |  |  | 6,640,272 |
Effect of potential common share issuance: |  |  |  |  |  |  |  |
Dilutive effect of Stock options and unvested shares |  |  | 15,622 |  |  |  | - |
Weighted average common shares outstanding |  |  |  |  |  |  |  |
Diluted earnings per share |  |  | 6,703,709 |  |  |  | 6,640,272 |
At December 31, 2021, stock options to purchase 618,500 shares of common stock were outstanding and 265,000 were exercisable. Stock options to purchase 417,000 shares of common stock were outstanding and 377,000 were exercisable at December 31, 2020. At December 31, 2021 and 2020, respectively, 287,000 and 417,000, stock options were not included in the computation of diluted earnings per share because their effect was antidilutive.

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