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STATUTORY REQUIREMENTS - Schedule Of Assets Held Under Trust And Minimum (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Statutory Accounting Practices [Line Items]
Assets held in trust	$ 10,300,000	$ 10,500,000
Multi-Beneficiary Reinsurance Trust | Renaissance Reinsurance
Statutory Accounting Practices [Line Items]
Assets held in trust	954,114	1,209,808
Multi-Beneficiary Reinsurance Trust | Renaissance Reinsurance | Minimum
Statutory Accounting Practices [Line Items]
Assets held in trust	554,119	910,646
Multi-Beneficiary Reinsurance Trust | DaVinci Reinsurance
Statutory Accounting Practices [Line Items]
Assets held in trust	179,849	174,352
Multi-Beneficiary Reinsurance Trust | DaVinci Reinsurance | Minimum
Statutory Accounting Practices [Line Items]
Assets held in trust	47,179	114,203
Multi-Beneficiary Reinsurance Trust | RREAG
Statutory Accounting Practices [Line Items]
Assets held in trust	1,463,275	1,342,339
Multi-Beneficiary Reinsurance Trust | RREAG | Minimum
Statutory Accounting Practices [Line Items]
Assets held in trust	$ 1,312,796	$ 1,298,712

X

- Definition

The total amount of cash and securities held by third party trustees pursuant to terms of debt instruments or other agreements as of the date of each statement of financial position presented, which can be used by the trustee only to pay the noncurrent portion of specified obligations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

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- 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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(23)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

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