v3.8.0.1

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 certain components of the computation of basic and diluted earnings per share for the years ended December 31:
In Thousands | 2017 |  | 2016 |  | 2015
Numerator: |  |  |  |  |
Net income | $ | 67,017 |  |  | $ | 33,839 |  |  | $ | 47,605 |
Denominator: |  |  |  |  |
Denominator for basic earnings per share – weighted average shares | 20,767 |  |  | 20,704 |  |  | 20,713 |
Effect of dilutive securities: |  |  |  |  |
Employee stock options | 80 |  |  | 69 |  |  | 74 |
Denominator for diluted earnings per share – weighted average shares | 20,847 |  |  | 20,773 |  |  | 20,787 |
Stock options to purchase common stock at exercise prices in excess of the average actual stock price for the period that were anti-dilutive and that were excluded from the determination of diluted earnings per share are as follows:
In Thousands, Except Per Share Data | 2017 |  | 2016 |  | 2015
Weighted average anti-dilutive stock options | 125 |  |  | 143 |  |  | 96 |
Weighted average exercise price per share | $ | 45.74 |  |  | $ | 40.39 |  |  | $ | 43.43 |

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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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