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Earnings per share | 3 Months Ended
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Mar. 31, 2018
Earnings Per Share [Abstract] |
Earnings per share | Earnings per share The following is a summary of the basic and diluted earnings per share for the three month periods ended March 31, 2018 and March 31, 2017.
| Three Months Ended March 31,
| 2018 |  | 2017
Net income available to common shareholders | $ | 3,414,771 |  |  | $ | 1,448,851 |
Weighted average common shares outstanding | 11,210,836 |  |  | 7,524,830 |
Effect of dilutive stock options | 113,216 |  |  | 106,389 |
Diluted shares | 11,324,052 |  |  | 7,631,219 |
Basic earnings per common share | $ | 0.30 |  |  | $ | 0.19 |
Diluted earnings per common share | $ | 0.30 |  |  | $ | 0.19 |
For the three months ended March 31, 2018 and 2017, the effects of outstanding antidilutive stock options are excluded from the computation of diluted earnings per common share because the exercise price of such options is higher than the market price. There were no and 13,166 antidilutive stock options as of March 31, 2018 and 2017, respectively.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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