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Note 3 - Earnings Per Share | 3 Months Ended
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Mar. 31, 2021
Notes to Financial Statements |
Earnings Per Share [Text Block] | 3. Earnings Per Share Earnings per share amounts were calculated using the weighted average shares outstanding during the periods presented. The weighted average outstanding shares for the three months ended March 31, 2021 and 2020 was 9,122,747 and 9,219,195, respectively. The Company had no potentially dilutive securities outstanding during the periods presented.

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