Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
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Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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-Topic 272
-SubTopic 10
-Section 50
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Related Party Transactions - Westaim Transactions (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Related Party Transaction [Line Items]
Unrealized loss	$ 3,745	$ (5,369)
Skyward Specialty Insurance Group \| Westaim HIIG LP
Related Party Transaction [Line Items]
Ownership interest	39.00%		44.50%
Limited partner \| Westaim
Related Party Transaction [Line Items]
Unrealized loss	$ (1,500)		$ (2,300)