Investments - Schedule of Net Investment Gains (Losses) for Continuing and Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Gross realized gains:
Total gross realized gains	$ 1,705	$ 246	$ 2,124	$ 749
Gross realized losses, excluding credit impairment losses:
Total gross realized losses, excluding credit impairment losses	(175)	(139)	(453)	(316)
Net realized gains	1,530	107	1,671	433
Change in net unrealized gains on equity securities	533	(517)	2,096	26
Net investment gains (losses)	2,063	(410)	3,767	459
Fixed income securities [Member]
Gross realized gains:
Total gross realized gains	45		75	6
Gross realized losses, excluding credit impairment losses:
Total gross realized losses, excluding credit impairment losses	(38)		(60)	(139)
Equity securities [Member]
Gross realized gains:
Total gross realized gains	1,660	240	2,049	743
Gross realized losses, excluding credit impairment losses:
Total gross realized losses, excluding credit impairment losses	$ (137)		$ (393)	$ (177)

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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

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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).

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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), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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Amount of realized and unrealized gain (loss) on investment.

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Amount of unrealized gain (loss) on investment.

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