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Earnings/(Loss) Per Share (Tables) | 6 Months Ended
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Jun. 30, 2012
Earnings Per Share [Abstract] |
Loss per share | The following table sets forth the computation of basic and diluted earnings/(loss) per share for the periods presented (amounts in thousands, except per share data):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2012 |  | 2011 |  | 2012 |  | 2011
Numerator for earnings per share — basic and diluted: |  |  |  |  |  |  |
Net income/(loss) attributable to common stockholders | $ | 145,721 |  |  | $ | 12,149 |  |  | $ | 226,569 |  |  | $ | (18,094 | )
Denominator for earnings per share — basic and diluted: |  |  |  |  |  |  |
Weighted average common shares outstanding | 234,657 |  |  | 191,758 |  |  | 228,697 |  |  | 187,832 |
Non-vested restricted stock awards | (626 | ) |  | (1,279 | ) |  | (931 | ) |  | (1,305 | )
Denominator for basic and diluted earnings per share | 234,031 |  |  | 190,479 |  |  | 227,766 |  |  | 186,527 |
Net income/(loss) attributable to common stockholders - basic and diluted | $ | 0.62 |  |  | $ | 0.06 |  |  | $ | 0.99 |  |  | $ | (0.10 | )

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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