The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 3
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- Definition

Maximum number of shares that may be issued in accordance with the plan as a proportion of outstanding capital stock.

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- Definition

Financial instruments issued by insurance entities (surplus notes) that are includable in surplus for statutory accounting purposes as prescribed or permitted by state laws and regulations that are liabilities of the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 470
-Section 45
-Paragraph 1
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- Definition

Equity Method Investment, Fully Diluted Ownership Percentage

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Investment, Fully Diluted Ownership Percentage

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- Definition

Percentage of par value of policy reinsured.

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Basis of Presentation and Significant Accounting Policies - Reportable Segments (Details) - USD ($) $ in Millions		12 Months Ended
	Jan. 01, 2021	Dec. 31, 2021	Dec. 31, 2020	Apr. 04, 2019	Apr. 03, 2019	Feb. 05, 2018	Dec. 31, 2012
Ark
Basis of Presentation
Percent of shares outstanding	12.50%	12.50%
HG Global
Basis of Presentation
Percentage of par value of policy reinsured		15.00%
Surplus notes							$ 503.0
Ark \| Ark
Basis of Presentation
Ownership interest (as a percent)		72.00%
Fully diluted ownership interest (as a percent)		63.00%
Preferred stocks \| HG Global
Basis of Presentation
Ownership interest (as a percent)		96.90%	96.90%
Common equity securities \| HG Global
Basis of Presentation
Ownership interest (as a percent)		88.40%	88.40%
NSM
Basis of Presentation
Ownership interest (as a percent)		96.50%	96.60%
Fully diluted ownership interest (as a percent)		87.30%	89.60%
Kudu
Basis of Presentation
Ownership interest (as a percent)		99.30%	99.30%	99.10%	49.50%	49.50%
Fully diluted ownership interest (as a percent)		84.70%	85.40%	85.40%	42.70%	42.70%