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Earnings per Share | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
Earnings per Share | Earnings per Share The following table reconciles the numerators and denominators of the basic and diluted earnings per share computation (in thousands, except per share data):
| Three months ended |  |  |  | Nine months ended |  |
| September 30, |  |  |  | September 30, |  |
| 2018 |  | 2017 |  | 2018 |  | 2017
Numerator: |  |  |  |  |  |  |
Net income | $ | 236 |  | $ | 522 |  | $ | 708 |  | $ | 1,149
Denominator for basic net income per common share: |  |  |  |  |  |  |
Weighted average common shares outstanding | 12,977 |  | 12,838 |  | 12,953 |  | 12,825
Denominator for diluted net income per share: |  |  |  |  |  |  |
Weighted average common shares outstanding | 12,977 |  | 12,838 |  | 12,953 |  | 12,825
Dilutive effect of stock options and restricted stock | 277 |  | 279 |  | 275 |  | 277
Diluted weighted average shares | 13,254 |  | 13,117 |  | 13,228 |  | 13,102
Earnings per common share: |  |  |  |  |  |  |
Basic | $ | 0.02 |  | $ | 0.04 |  | $ | 0.05 |  | $ | 0.09
Diluted | $ | 0.02 |  | $ | 0.04 |  | $ | 0.05 |  | $ | 0.09
In the three months ended September 30, 2018, options to purchase 126,334 shares of common stock with exercise prices ranging from $22.90 to $33.36 were not included in the computation of diluted income per share, due to their antidilutive effect. In the nine months ended September 30, 2018, options to purchase 82,167 shares of common stock with exercise prices ranging from $28.15 to $33.36 were not included in the computation of diluted income per share, due to their antidilutive effect. In the three and nine months ended September 30, 2017, options to purchase 83,917 shares of common stock with exercise prices ranging from $28.15 to $33.36 were not included in the computation of diluted income per share, due to their antidilutive effect.

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