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Earnings per Common Share | 12 Months Ended
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Dec. 31, 2017
Earnings Per Share [Abstract] |
Earnings per Common Share [Text Block] | Note 13 – Earnings per Common Share Earnings per common share is computed by dividing net income by the weighted-average number of common shares outstanding. A reconciliation of the numerators and denominators of the basic earnings per common share and diluted earnings per common share computations for 2017 and 2016 is presented below.
|  | 2017 |  |  | 2016 |
Basic earnings per common share: |  |  |  |  |  |  |  |
Net income available to common stockholders |  | $ | 8,960,766 |  |  | $ | 9,141,725 |
Weighted-average common shares outstanding |  |  | 2,863,899 |  |  |  | 2,858,556 |
Basic earnings per common share |  | $ | 3.13 |  |  | $ | 3.20 |
Diluted earnings per common share: |  |  |  |  |  |  |  |
Net income available to common stockholders |  | $ | 8,960,766 |  |  | $ | 9,141,725 |
Weighted-average common shares outstanding |  |  | 2,863,899 |  |  |  | 2,858,556 |
Weighted-average common and dilutive potential common shares outstanding |  |  | 2,864,037 |  |  |  | 2,858,601 |
Diluted earnings per common share |  | $ | 3.13 |  |  | $ | 3.20 |

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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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