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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2015
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 |  | Nine Months Ended
September 30, 2015 |  | September 30, 2014 |  | September 30, 2015 |  | September 30, 2014
Numerator: |  |  |  |  |  |  |
Net income | $ | 12,455 |  |  | $ | 20,388 |  |  | $ | 39,621 |  |  | $ | 45,870 |
Denominator: |  |  |  |  |  |  |  |
Weighted-average shares outstanding - basic | 18,430 |  |  | 18,259 |  |  | 18,511 |  |  | 18,123 |
Effect of dilutive shares | 220 |  |  | 475 |  |  | 374 |  |  | 534 |
Weighted-average shares outstanding - diluted | 18,650 |  |  | 18,734 |  |  | 18,885 |  |  | 18,657 |
Basic earnings per share: | $ | 0.68 |  |  | $ | 1.12 |  |  | $ | 2.14 |  |  | $ | 2.53 |
Diluted earnings per share: | $ | 0.67 |  |  | $ | 1.09 |  |  | $ | 2.10 |  |  | $ | 2.46 |

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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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