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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2017
Earnings Per Share [Abstract] |
Computation of Basic and Diluted Earnings Per Share | The following table sets forth the computation of basic and diluted earnings per share for the periods indicated:
(In thousands, except per share amounts) | Quarter Ended |  | Six Months Ended
June 30, 2017 |  | June 30, 2016 |  | June 30, 2017 |  | June 30, 2016
Numerator: |  |  |  |  |  |  |
Net income | $ | 20,896 |  |  | $ | 5,377 |  |  | $ | 47,928 |  |  | $ | 20,305 |
Denominator: |  |  |  |  |  |  |  |
Weighted-average shares outstanding - basic | 18,140 |  |  | 18,007 |  |  | 18,098 |  |  | 17,986 |
Effect of dilutive shares | 407 |  |  | 246 |  |  | 362 |  |  | 248 |
Weighted-average shares outstanding - diluted | 18,547 |  |  | 18,253 |  |  | 18,460 |  |  | 18,234 |
Basic earnings per share | $ | 1.15 |  |  | $ | 0.30 |  |  | $ | 2.65 |  |  | $ | 1.13 |
Diluted earnings per share | $ | 1.13 |  |  | $ | 0.29 |  |  | $ | 2.60 |  |  | $ | 1.11 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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