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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 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
March 31, 2015 |  | March 31, 2014
Numerator: |  |  |
Net income (loss) | $ | 13,627 |  |  | $ | 14,580 |
Denominator: |  |  |
Weighted-average shares outstanding - basic | 18,476 |  |  | 17,951 |
Effect of dilutive shares | 474 |  |  | 598 |
Weighted-average shares outstanding - diluted | 18,950 |  |  | 18,549 |
Basic earnings per share: | $ | 0.74 |  |  | $ | 0.81 |
Diluted earnings per share: | 0.72 |  |  | 0.79 |
Anti-dilutive shares and Potential Ordinary Shares That Were Not Otherwise Antidilutive excluded From Calculation of Diluted Weighted Average Shares Outstanding | Certain potential ordinary dilutive shares were excluded from the calculation of diluted weighted-average shares outstanding because they would have an anti-dilutive effect on net income per share (see table below).
| Quarter Ended
| March 31, 2015 |  | March 31, 2014
Anti-dilutive shares excluded | — |  |  | 42,463 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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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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