Investments - Schedule of Components of Investment Gains (Losses) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Realized investment gains (losses):
Gross gains from sales, maturities and calls of available-for-sale fixed-maturity securities	$ 117	$ 410	$ 202	$ 428
Gross losses from sales, maturities and calls of available-for-sale fixed-maturity securities	(39)	(1,976)	(971)	(2,073)
Gross losses from sales, maturities and calls of equity securities	0	(772)	0	(776)
Net realized investment gains (losses):	78	(2,338)	(769)	(2,421)
Other investment gains (losses):
Market gains (losses) recognized in net income during the period on equity securities	1,450	(602)	2,706	226
Gains (losses) from equity method investments	134	60	138	60
Gains (losses) from bifurcated options	24	10	4	15
Gains (losses) on trading securities	5	4	8	11
Other investment gains (losses)	1,613	(528)	2,856	312
Investment gains (losses)	$ 1,691	$ (2,866)	$ 2,087	$ (2,109)

Gains (losses) from equity method investments.

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Market Gains Losses Recognized In Net Income During Period On Equity Securities

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Other investment gains (losses).

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Other investment gains (losses).

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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).

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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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Net Increase or Decrease in the fair value of the embedded derivative or group of embedded derivatives included in earnings in the period.

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

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

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Amount of gain (loss) resulting from the difference between the acquisition price and the selling price or fair value of trading assets and trading liabilities, conducted separately from customer trading activities. Includes, but is not limited to, changes in fair value of trading assets and trading liabilities.

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