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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2013
Earnings Per Share [Abstract] |
Calculation of Weighted Average Common Shares Outstanding used in Computation of Diluted Earnings Per Share | The following table summarizes the calculation of weighted average common shares outstanding used in the computation of diluted earnings per share, for the years ended December 31, 2013, 2012 and 2011 (in thousands):
| Income (Loss) |  | Weighted Average Shares |  | Earnings (Loss) Per Share
| (In thousands, except per share amounts)
Year Ended December 31, 2011 |  |  |  |  |
Basic earnings per share | $ | 52,482 |  |  | 398,851 |  |  | $ | 0.13 |
Effect of dilutive securities |  |  |  |  |
Restricted stock | — |  |  | 7,794 |  |  |
Diluted earnings per share | $ | 52,482 |  |  | 406,645 |  |  | $ | 0.13 |
Year Ended December 31, 2012 |  |  |  |  |
Basic earnings per share | $ | 86,046 |  |  | 453,595 |  |  | $ | 0.19 |
Effect of dilutive securities |  |  |  |  |
Restricted stock | — |  |  | 2,420 |  |  |
Diluted earnings per share | $ | 86,046 |  |  | 456,015 |  |  | $ | 0.19 |
Year Ended December 31, 2013 |  |  |  |  |
Basic loss per share | $ | (609,414 | ) |  | 481,148 |  |  | $ | (1.27 | )
Effect of dilutive securities |  |  |  |  |
Restricted stock(1) | — |  |  | — |  |  |
Diluted loss per share | $ | (609,414 | ) |  | 481,148 |  |  | $ | (1.27 | )
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(1) | Restricted stock awards covering 0.5 million shares were excluded from the computation of loss per share because their effect would have been antidilutive.

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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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