The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482810/280-10-50-18

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- References

No definition available.

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- Definition

Management Rollover Shareholders, Additional Shares, Percentage

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- Definition

Number of Segregated Accounts

+ References

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- Definition

Payments to Acquire Surplus Notes

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- Definition

Percentage of par value of policy reinsured.

+ References

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- Definition

Subsidiary, Ownership Percentage Fully Converted, Parent

+ References

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- Definition

Subsidiary, Ownership Percentage Fully Diluted, Parent

+ References

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- Definition

Subsidiary, Ownership Percentage Of Basic Units Outstanding, Parent

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- Definition

Subsidiary, Ownership Percentage, Parent, After Equity Incentives

+ References

No definition available.

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Basis of Presentation and Significant Accounting Policies (Details) $ in Millions	9 Months Ended
	Sep. 30, 2023 USD ($) segment	Dec. 31, 2022	Dec. 20, 2022 account	May 26, 2022	May 25, 2022
Basis of Presentation
Number of reportable segments \| segment	3
Percent of shares outstanding	12.50%
Subsidiary - HG Global
Basis of Presentation
Purchase of surplus notes \| $	$ 503.0
Subsidiary - HG Global \| Maximum
Basis of Presentation
Percentage of par value of policy reinsured	15.00%
Subsidiary - HG Global \| Preferred Stock
Basis of Presentation
Ownership percentage	96.90%	96.90%
Subsidiary - HG Global \| Common Stock
Basis of Presentation
Ownership percentage		88.40%
Subsidiary - Ark Insurance Holdings Limited
Basis of Presentation
Ownership percentage	72.00%	72.00%
Ownership percentage, after equity incentives	63.00%	63.00%
Subsidiary - WM Outrigger Re \| Preferred Stock
Basis of Presentation
Ownership percentage	100.00%	100.00%
Kudu
Basis of Presentation
Ownership percentage		89.20%
Ownership percentage of basic units outstanding		89.30%		89.30%	99.10%
Ownership percentage, fully diluted	76.10%
Ownership percentage, fully converted		76.10%
Outrigger Re Ltd \| Redeemable Preferred Stock
Basis of Presentation
Number of segregated accounts \| account			4