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PER SHARE INFORMATION (Tables) | 9 Months Ended
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Sep. 30, 2012
Basic and Diluted Earnings Per Share | where the effect of the common stock equivalent would be antidilutive. The amounts used to compute the basic and diluted earnings per share for the three and nine months ended September 30, 2012 and 2011 are illustrated below (in thousands):
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2012 |  |  | 2011 |  |  | 2012 |  |  | 2011 |
NET INCOME: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to common stock |  | $ | 96,398 |  |  | $ | 51,994 |  |  | $ | 207,643 |  |  | $ | 66,201 |
WEIGHTED AVERAGE SHARES: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average shares outstanding for basic earnings per share |  |  | 213,150 |  |  |  | 210,583 |  |  |  | 212,564 |  |  |  | 213,400 |
Effect of dilutive stock options |  |  | 92 |  |  |  | 109 |  |  |  | 86 |  |  |  | 128 |
Effect of shares in escrow |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 527 |
Weighted average shares outstanding for diluted earnings per share |  |  | 213,242 |  |  |  | 210,692 |  |  |  | 212,650 |  |  |  | 214,055 |

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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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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
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