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Earnings Per Share | 12 Months Ended
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Dec. 31, 2017
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share The following table sets forth the computation of basic and diluted earnings per share:
| 2017 |  | 2016 |  | 2015
Numerator: |  |  |  |  |
Net income (loss) from continuing operations | $ | 1,341,362 |  |  | $ | (6,993,967 | ) |  | $ | (10,269,278 | )
Net loss from discontinued operations, net of tax | $ | — |  |  | $ | (99,334 | ) |  | $ | (1,251,058 | )
Denominator: |  |  |  |  |  |  |  |
Denominator for basic earnings per share - weighted average shares | 8,704,730 |  |  | 8,649,745 |  |  | 8,710,361 |
Effect of dilutive securities: |  |  |  |  |  |  |  |
Employee stock options and stock grants | 22,757 |  |  | — |  |  | — |
Denominator for diluted earnings per share - weighted average shares | 8,727,487 |  |  | 8,649,745 |  |  | 8,710,361 |
Net earnings (loss) per share from continuing operations: |  |  |  |  |  |  |  |
Basic | $ | 0.15 |  |  | $ | (0.81 | ) |  | $ | (1.18 | )
Diluted | $ | 0.15 |  |  | $ | (0.81 | ) |  | $ | (1.18 | )
Net loss per share from discontinued operations: |  |  |  |  |
Basic | $ | — |  |  | $ | (0.01 | ) |  | $ | (0.14 | )
Diluted | $ | — |  |  | $ | (0.01 | ) |  | $ | (0.14 | )
The diluted earnings per share calculations exclude the effect of potentially dilutive shares when the inclusion of those shares in the calculation would have an anti-dilutive effect. The Company had weighted average shares of common stock of 86,524 in 2017, 295,287 in 2016 and 229,025 in 2015, which were not included in the diluted earnings per share calculation as their effect was anti-dilutive.

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