Earnings Per Share (Computation Of Basic And Diluted Earnings Per Common Share) (Details) (USD $) In Thousands, except Share data | 3 Months Ended | 9 Months Ended | ||||||||||||
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Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2011 | Sep. 30, 2010 | |||||||||||
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| Net (loss) income (attributable) available to RenaissanceRe common shareholders | $ 49,263 | $ 204,750 | $ (174,006) | $ 580,038 | ||||||||||
| Amount allocated to participating common shareholders | (911) | [1] | (5,147) | [1] | (761) | [1] | (14,639) | [1] | ||||||
| Net (loss) income (attributable) allocated to common shareholders | $ 48,352 | $ 199,603 | $ (174,767) | $ 565,399 | ||||||||||
| Denominator for basic (loss) income per RenaissanceRe common share - Weighted average common shares | 50,501 | 53,467 | 50,830 | 55,804 | ||||||||||
| Per common share equivalents of employee stock options and restricted shares | 472 | 498 | 495 | |||||||||||
| Denominator for diluted (loss) income per RenaissanceRe common share - Adjusted weighted average common shares and assumed conversions | 50,973 | 53,965 | 50,830 | [2] | 56,299 | [2] | ||||||||
| Basic (loss) income per RenaissanceRe common share | $ 0.96 | $ 3.73 | $ (3.44) | $ 10.13 | ||||||||||
| Diluted (loss) income per RenaissanceRe common share | $ 0.95 | [3] | $ 3.70 | [3] | $ (3.44) | [2],[3] | $ 10.04 | [2],[3] | ||||||
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- Definition Net income (loss) allocated (attributable) to common shareholders after adjustments for amounts allocated to participating shareholders.
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- Details
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Aggregate of earnings distributed and earnings allocated to participating securities under the two-class method to the extent that participating securities may share in earnings as if all of the earnings for the period had been distributed.
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- Definition The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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