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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2011
Earnings Per Share [Abstract] |
Computation Of Basic And Diluted Earnings Per Share |
|  | Year ended December 31, |
|  | 2009 |  |  | 2010 |  |  | 2011 |
Net income |  | $ | 357,523 |  |  | $ | 452,826 |  |  | $ | 543,966 |
Weighted average Ordinary shares outstanding (in thousands) |  |  | 209,371 |  |  |  | 208,106 |  |  |  | 206,917 |
Dilutive effect: |  |  |  |  |  |  |  |  |  |  |  |
Employee stock options and RSUs (in thousands) |  |  | 2,837 |  |  |  | 4,827 |  |  |  | 7,005 |
Diluted weighted average Ordinary shares outstanding (in thousands) |  |  | 212,208 |  |  |  | 212,933 |  |  |  | 213,922 |
Basic earnings per Ordinary share |  | $ | 1.71 |  |  | $ | 2.18 |  |  | $ | 2.63 |
Diluted earnings per Ordinary share |  | $ | 1.68 |  |  | $ | 2.13 |  |  | $ | 2.54 |

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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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