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Net Income per Share (Tables) | 6 Months Ended
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Jun. 30, 2015
Earnings Per Share [Abstract] |
Earnings Attributable to Common Shareholders and Weighted Average Common Shares Outstanding | The computations of basic and diluted earnings per share are as follows:
| Second Quarter |  | First Six Months
| 2015 |  | 2014 |  | 2015 |  | 2014
| (In thousands)
Numerator: |  |  |  |  |  |  |
Consolidated net income (loss) | $ | (34,318 | ) |  | $ | 14,748 |  |  | $ | (42,555 | ) |  | $ | 23,755 |
Less: Net loss (income) attributable to noncontrolling interest | (189 | ) |  | 74 |  |  | (110 | ) |  | (599 | )
Earnings (loss) available for diluted earnings per share | $ | (34,507 | ) |  | $ | 14,822 |  |  | $ | (42,665 | ) |  | $ | 23,156 |
Less: Undistributed net income allocated to participating securities | — |  |  | (2,689 | ) |  | — |  |  | (4,205 | )
Earnings (loss) available to common shareholders for basic earnings per share | $ | (34,507 | ) |  | $ | 12,133 |  |  | $ | (42,665 | ) |  | $ | 18,951 |
Denominator: |  |  |  |  |  |  |  |  |
Weighted average common shares outstanding — basic | 34,278 |  |  | 35,458 |  |  | 34,223 |  |  | 35,407 |
Weighted average common shares upon conversion of participating securities (a) | — |  |  | 7,857 |  |  | — |  |  | 7,857 |
Dilutive effect of stock options, restricted stock and equity-settled awards | — |  |  | 373 |  |  | — |  |  | 426 |
Total weighted average shares outstanding — diluted | 34,278 |  |  | 43,688 |  |  | 34,223 |  |  | 43,690 |
Anti-dilutive awards excluded from diluted weighted average shares | 10,829 |  |  | 2,503 |  |  | 10,786 |  |  | 2,277 |
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(a) | Our earnings per share calculation reflects the weighted average shares issuable upon settlement of the prepaid stock purchase contract component of our 6.00% tangible equity units, issued November 27, 2013.

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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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