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Earnings Per Share | 6 Months Ended
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Jun. 30, 2019
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share The following table sets forth the computation of basic and diluted earnings per share (in thousands, except per share amounts):
|  | Three Months Ended |  | Six Months Ended
|  | June 30, |  | June 30,
|  | 2019 |  | 2018 |  | 2019 |  | 2018
Numerator: |  |  |  |  |  |  |  |
Net income |  | $ | 33,048 |  |  | $ | 30,171 |  |  | $ | 75,703 |  |  | $ | 71,806 |
Denominator: |  |  |  |  |  |  |  |
Weighted-average common shares for calculating basic earnings per share |  | 43,081 |  |  | 44,942 |  |  | 43,298 |  |  | 45,680 |
Effect of dilutive securities: |  |  |  |  |  |  |  |
Stock options and restricted stock unit awards |  | 175 |  |  | 101 |  |  | 158 |  |  | 77 |
Weighted-average common shares for calculating diluted earnings per share |  | 43,256 |  |  | 45,043 |  |  | 43,456 |  |  | 45,757 |
Earnings per share: |  |  |  |  |  |  |  |
Basic |  | $ | 0.77 |  |  | $ | 0.67 |  |  | $ | 1.75 |  |  | $ | 1.57 |
Diluted |  | $ | 0.76 |  |  | $ | 0.67 |  |  | $ | 1.74 |  |  | $ | 1.57 |

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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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