XML 84 R73.htm IDEA: XBRL DOCUMENT
v3.23.2

SUBSEQUENT EVENT (Details) - USD ($) $ in Millions |  | 6 Months Ended |
--- | --- | --- | ---
Jul. 01, 2023 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
DaVinci Reinsurance Ltd. |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Parent company ownership in redeemable noncontrolling interest |  | 26.30% | 33.80% | 30.90%
DaVinci Reinsurance Ltd. | Subsequent Event |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Parent company ownership in redeemable noncontrolling interest | 27.80% |  |  |
Third-Party Investors |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Redemption of shares from redeemable noncontrolling interest |  | $ 77.5 | $ 161.6 |
Third-Party Investors | Subsequent Event |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Redemption of shares from redeemable noncontrolling interest | $ 45.8 |  |  |

X
- Definition Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480008/505-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 23 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-23 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-24 + Details
Name: | us-gaap_MinorityInterestDecreaseFromRedemptions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 855 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483399/855-10-50-2 + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_OwnershipAxis=rnr_DaVinciReinsuranceLtd.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=rnr_ThirdPartyInvestorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |