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Investments - Schedule of Realized Gain (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Fair Value at Sale
Fair value at sale	$ 56,327	$ 7,516	$ 138,504	$ 12,593
Fair value at sale	581	62	1,581	5,442
Net fair value at sale	56,908	7,578	140,085	18,035
Debt Securities, Available-for-Sale, Realized Gain	3	0	1,388	0
Debt Securities, Available-for-Sale, Realized Loss	(3)	(3)	(6)	(124)
Debt Securities, Available-for-Sale, Realized Gains (Losses)	0	(3)	1,382	(124)
Fixed Maturities
Fair Value at Sale
Fair value at sale	56,327	2,516	108,007	5,593
Fair value at sale	581	62	1,581	443
Debt Securities, Available-for-Sale, Realized Gain	3	0	5	0
Debt Securities, Available-for-Sale, Realized Loss	(3)	(3)	(6)	(124)
Equity Securities
Fair Value at Sale
Fair value at sale			9,998	0
Debt Securities, Available-for-Sale, Realized Gain			1,383	0
Short-term Investments
Fair Value at Sale
Fair value at sale	0	5,000	20,499	5,000
Fair value at sale			0	4,999
Debt Securities, Available-for-Sale, Realized Gain	$ 0	$ 0	0	0
Debt Securities, Available-for-Sale, Realized Loss			0	0
Limited Partnership
Fair Value at Sale
Fair value at sale			0	2,000
Debt Securities, Available-for-Sale, Realized Gain			$ 0	$ 0

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- Definition

Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-9

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Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-9

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Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-9

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