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Earnings Per Share | 12 Months Ended
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Dec. 31, 2017
Earnings Per Share [Abstract] |
Earnings Per Share | Note 13. Earnings Per Share The following schedule reconciles the computation of basic and diluted earnings per share for the periods indicated:
|  | Year Ended December 31, |
In thousands, except per share amounts |  | 2017 |  |  | 2016 |  |  | 2015 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 29,963 |  |  | $ | 24,031 |  |  | $ | 23,365 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted average shares outstanding for basic earnings per share |  |  | 11,551 |  |  |  | 11,824 |  |  |  | 12,849 |
Effect of dilutive securities |  |  | 232 |  |  |  | 261 |  |  |  | 225 |
Weighted average shares adjusted for dilutive securities |  |  | 11,783 |  |  |  | 12,085 |  |  |  | 13,074 |
Earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 2.59 |  |  | $ | 2.03 |  |  | $ | 1.82 |
Diluted |  | $ | 2.54 |  |  | $ | 1.99 |  |  | $ | 1.79 |
Options to purchase 126 thousand, 140 thousand, and 489 thousand shares of common stock were outstanding during the years ended December 31, 2017, 2016, and 2015, respectively, but were not included in the computation of diluted earnings per share because they were anti-dilutive.

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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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