v2.3.0.15

Noncontrolling Interests (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2011
Noncontrolling Interests |
Schedule Of Redeemable Noncontrolling Interest |
|  |  | 0000000000 |  |  |  | 0000000000 |
Three months ended September 30, |  | 2011 |  |  | 2010 |
(in thousands of U.S. dollars) |  |  |  |  |  |
Balance - July 1 |  | $ | 628,001 |  |  | $ | 707,541 |
Purchase of shares from redeemable noncontrolling interest |  |  | (136 | ) |  |  | (362 | )
Comprehensive income: |  |  |  |  |  |  |  |
Net income attributable to redeemable noncontrolling interest |  |  | 5,247 |  |  |  | 37,524 |
Other comprehensive loss attributable to redeemable noncontrolling interest |  |  | — |  |  |  | (3,600 | )
Balance - September 30 |  | $ | 633,112 |  |  | $ | 741,103 |
|  |  | 0000000000 |  |  |  | 0000000000 |
Nine months ended September 30, |  | 2011 |  |  | 2010 |
(in thousands of U.S. dollars) |  |  |  |  |  |
Balance - January 1 |  | $ | 757,655 |  |  | $ | 786,647 |
Purchase of shares from redeemable noncontrolling interest |  |  | (135,754 | ) |  |  | (142,109 | )
Sale of shares to redeemable noncontrolling interest |  |  | 70,000 |  |  |  | — |
Comprehensive income: |  |  |  |  |  |  |  |
Net (loss) income attributable to redeemable noncontrolling interest |  |  | (58,783 | ) |  |  | 99,989 |
Other comprehensive loss attributable to redeemable noncontrolling interest |  |  | (6 | ) |  |  | (3,424 | )
Balance - September 30 |  | $ | 633,112 |  |  | $ | 741,103 |
Schedule Of Noncontrolling Interest |
Three months ended September 30, |  | 2011 |
(in thousands of U.S. dollars) |  |  |
Balance - July 1 |  | $ | 3,430 |
Net sale of shares to noncontrolling interest |  |  | — |
Net income attributable to noncontrolling interest |  |  | (203 | )
Balance - September 30 |  | $ | 3,227 |
Nine months ended September 30, |  | 2011 |
(in thousands of U.S. dollars) |  |  |
Balance - January 1 |  | $ | 2,889 |
Net sale of shares to noncontrolling interest |  |  | 100 |
Net income attributable to noncontrolling interest |  |  | 238 |
Balance - September 30 |  | $ | 3,227 |

X
- Definition Schedule Of Minority Interest [Table Text Block] + Details
Name: | rnr_ScheduleOfMinorityInterestTableTextBlock
Namespace Prefix: | rnr
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestAbstract
Namespace Prefix: | us-gaap
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of redeemable noncontrolling interest (as defined) included in the statement of financial position as either a liability or temporary equity. As of the date of the statement of financial position, such redeemable noncontrolling interest is currently redeemable, as defined, for cash or other assets of the entity at (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number D-98 -Paragraph 43 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number D-98 -Paragraph 44 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number D-98 -Paragraph 40 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 25 -Appendix A Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number D-98 -Paragraph 41 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number D-98 -Paragraph 42 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_RedeemableNoncontrollingInterestTableTextBlock
Namespace Prefix: | us-gaap
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration