XML 158 R137.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Schedule III. Supplementary Insurance Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Supplementary Insurance Information, by Segment [Line Items] |  |  |
Deferred Policy Acquisition Costs | $ 199,380 | $ 110,059 | $ 81,684
Future Policy Benefits, Losses, Claims and Loss Expenses | 2,767,045 | 1,412,510 | 1,563,730
Unearned Premiums | 889,102 | 512,386 | 477,888
Premium Revenue | 1,400,551 | 1,062,416 | 1,114,626
Net Investment Income | 152,567 | 124,316 | 208,028
Benefits, Claims, Losses and Settlement Expenses | 448,238 | 197,947 | 171,287
Amortization of Deferred Policy Acquisition Costs | 238,592 | 144,476 | 125,501
Other Operating Expenses | 219,112 | 190,639 | 191,105
Net Written Premiums | 1,416,183 | 1,068,236 | 1,203,947
Catastrophe Reinsurance |  |  |
Supplementary Insurance Information, by Segment [Line Items] |  |  |
Deferred Policy Acquisition Costs | 23,289 | 28,057 | 37,889
Future Policy Benefits, Losses, Claims and Loss Expenses | 564,261 | 542,667 | 780,987
Unearned Premiums | 202,952 | 222,864 | 279,465
Premium Revenue | 622,714 | 590,845 | 723,705
Net Investment Income | 0 | 0 | 0
Benefits, Claims, Losses and Settlement Expenses | 75,574 | 1,757 | 7,908
Amortization of Deferred Policy Acquisition Costs | 47,264 | 43,161 | 49,161
Other Operating Expenses | 93,494 | 95,851 | 108,130
Net Written Premiums | 557,369 | 541,608 | 753,078
Specialty Reinsurance |  |  |
Supplementary Insurance Information, by Segment [Line Items] |  |  |
Deferred Policy Acquisition Costs | 134,593 | 58,758 | 26,727
Future Policy Benefits, Losses, Claims and Loss Expenses | 1,804,617 | 543,710 | 506,268
Unearned Premiums | 506,936 | 184,054 | 115,278
Premium Revenue | 548,810 | 253,537 | 214,306
Net Investment Income | 0 | 0 | 0
Benefits, Claims, Losses and Settlement Expenses | 244,495 | 88,502 | 67,236
Amortization of Deferred Policy Acquisition Costs | 135,811 | 60,936 | 41,538
Other Operating Expenses | 70,525 | 43,370 | 31,780
Net Written Premiums | 582,909 | 295,855 | 248,562
Lloyd's |  |  |
Supplementary Insurance Information, by Segment [Line Items] |  |  |
Deferred Policy Acquisition Costs | 41,498 | 23,244 | 17,068
Future Policy Benefits, Losses, Claims and Loss Expenses | 370,489 | 284,447 | 218,367
Unearned Premiums | 179,214 | 105,468 | 83,145
Premium Revenue | 229,075 | 217,666 | 176,029
Net Investment Income | 0 | 0 | 0
Benefits, Claims, Losses and Settlement Expenses | 128,667 | 113,825 | 95,693
Amortization of Deferred Policy Acquisition Costs | 55,269 | 46,927 | 34,823
Other Operating Expenses | 54,827 | 51,115 | 50,540
Net Written Premiums | 275,953 | 230,429 | 201,697
Other |  |  |
Supplementary Insurance Information, by Segment [Line Items] |  |  |
Deferred Policy Acquisition Costs | 0 | 0 | 0
Future Policy Benefits, Losses, Claims and Loss Expenses | 27,678 | 41,686 | 58,108
Unearned Premiums | 0 | 0 | 0
Premium Revenue | (48) | 368 | 586
Net Investment Income | 152,567 | 124,316 | 208,028
Benefits, Claims, Losses and Settlement Expenses | (498) | (6,137) | 450
Amortization of Deferred Policy Acquisition Costs | 248 | (6,548) | (21)
Other Operating Expenses | 266 | 303 | 655
Net Written Premiums | $ (48) | $ 344 | $ 610

X
- Definition Amount of amortization of deferred policy acquisition costs recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationAmortizationOfDeferredPolicyAcquisitionCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of insurance benefits, claims, losses and settlement expenses incurred. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationBenefitsClaimsLossesAndSettlementExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_SupplementaryInsuranceInformationBySegmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Net amount of deferred policy acquisition costs capitalized on contracts remaining in force on the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationDeferredPolicyAcquisitionCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of reserves for future policy claims payable and loss expenses to be incurred. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationLiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReserves
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of net investment income earned. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationNetInvestmentIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of other operating expense incurred. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationOtherOperatingExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of premium revenue earned. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationPremiumRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of actual written premiums, including, as applicable, premiums from reinsurance assumed and net of premiums on reinsurance ceded. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationPremiumsWritten
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of premiums not yet earned. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationUnearnedPremiums
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rnr_CatastropheReinsuranceSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rnr_SpecialtyReinsuranceSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rnr_LloydsSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_AllOtherSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |