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v2.4.1.9

Taxation (Deferred Tax Assets and Liabilities) (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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Deferred Tax Assets |  |
Tax loss and credit carryforwards | $ 37,933 us-gaap_DeferredTaxAssetsOperatingLossCarryforwards | $ 34,429 us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
Deferred interest expense | 17,066 us-gaap_DeferredTaxAssetsOtherTaxCarryforwards | 12,608 us-gaap_DeferredTaxAssetsOtherTaxCarryforwards
Accrued expenses | 3,413 us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities | 1,096 us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities
Amortization and depreciation | 1,686 rnr_DeferredTaxAssetsDepreciationAndAmortization | 1,730 rnr_DeferredTaxAssetsDepreciationAndAmortization
Deferred underwriting results | 1,586 us-gaap_DeferredTaxAssetsOther | 1,873 us-gaap_DeferredTaxAssetsOther
Investments | 290 rnr_DeferredTaxAssetsEquityMethodInvestmentsAvailableForSaleInvestmentsAndDerivatives | 4,694 rnr_DeferredTaxAssetsEquityMethodInvestmentsAvailableForSaleInvestmentsAndDerivatives
Deferred Tax Assets, Gross | 61,974 us-gaap_DeferredTaxAssetsGross | 56,430 us-gaap_DeferredTaxAssetsGross
Deferred Tax Liabilities |  |
Amortization and depreciation | (54)rnr_DeferredTaxLiabilitiesDepreciationAndAmortization | (155)rnr_DeferredTaxLiabilitiesDepreciationAndAmortization
Deferred Tax Liabilities | (54)us-gaap_DeferredTaxLiabilities | (155)us-gaap_DeferredTaxLiabilities
Net deferred tax asset before valuation and allowance | 61,920 rnr_DeferredTaxAssetLiabilityBeforeValuationAllowanceNet | 56,275 rnr_DeferredTaxAssetLiabilityBeforeValuationAllowanceNet
Valuation allowance | (61,660)us-gaap_DeferredTaxAssetsValuationAllowance | (56,106)us-gaap_DeferredTaxAssetsValuationAllowance
Net deferred tax asset (liability) | $ 260 us-gaap_DeferredTaxAssetsLiabilitiesNet | $ 169 us-gaap_DeferredTaxAssetsLiabilitiesNet

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- Definition The sum of the tax effects as of the balance sheet date of deferred tax assets and deferred tax liabilities, before consideration of the valuation allowance recorded as of the balance sheet date pertaining to the specified deferred tax asset for which an assessment was made that it is more likely than not that all or a portion of such deferred tax asset will not be realized through related deductions on future tax returns. + References No definition available. + Details
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- Definition Deferred Tax Assets, Depreciation and Amortization + References No definition available. + Details
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- Definition The tax effect as of the balance sheet date of the amount of the estimated future tax reductions attributable to: (1) the difference between the tax basis and the generally accepted accounting principles basis of a company's equity method investment which will decrease future taxable income when such basis difference reverses, and (2) before any related valuation allowance, arising from unrealized losses on available-for-sale securities and certain derivatives, which can only be deducted for tax purposes when the losses are realized, and which can only be realized if sufficient tax-basis income is generated in future periods to enable the deduction to be taken. + References No definition available. + Details
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- Definition Deferred Tax Liabilities, Depreciation and Amortization + References No definition available. + Details
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Deferred Tax Asset -URI http://asc.fasb.org/extlink&oid=6510090 + Details
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=29652012&loc=d3e28680-109314 + Details
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=29652012&loc=d3e28680-109314 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319 + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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