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Earnings per Share (Tables) | 3 Months Ended
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Mar. 31, 2015
Earnings Per Share [Abstract] |
Schedule of calculation of basic and diluted earnings per share | The following table sets forth the calculations of basic and diluted earnings per share:
| For the Three Months Ended March 31,
| 2015 |  | 2014
| (in thousands, except per share amounts)
Net income (loss) | $ | (53,058 | ) |  | $ | 65,607 |
Basic weighted-average common shares outstanding | 67,463 |  |  | 67,056 |
Add: dilutive effect of stock options, unvested RSUs, and contingent PSUs | — |  |  | 1,070 |
Diluted weighted-average common shares outstanding | 67,463 |  |  | 68,126 |
Basic net income (loss) per common share | $ | (0.79 | ) |  | $ | 0.98 |
Diluted net income (loss) per common share | $ | (0.79 | ) |  | $ | 0.96 |

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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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