Investments - Net Gains (Losses) on Investments (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Fixed-maturities available for sale
Net realized gains (losses) on investments sold or redeemed	$ (7,805)	$ (10,733)	$ (8,306)
Change in unrealized gains (losses) on investments sold or redeemed	(281)	915	(3,458)
Impairment losses due to intent to sell	(369)	0	0
Net unrealized gains (losses) on investments still held
Net unrealized gains (losses) on investments still held	(6)	9,958	(53,342)
Total net gains (losses) on investments	(8,461)	140	(65,106)
Net gains (losses) on residential mortgage loans held for sale	(5,798)	814	48
Net gains (losses) on other financial instruments	4,145	9,287	(15,675)
Net gains (losses) on investments and other financial instruments	(10,114)	10,241	(80,733)
Fixed-maturities available for sale
Fixed-maturities available for sale
Gross realized gains	3,428	1,609	2,763
Gross realized losses	(12,465)	(15,346)	(12,737)
Fixed-maturities available for sale, net	(9,037)	(13,737)	(9,974)
Fixed maturities trading securities
Fixed-maturities available for sale
Trading securities	(704)	(402)	(135)
Net unrealized gains (losses) on investments still held
Trading securities	(3,135)	2,308	(27,700)
Equity securities
Fixed-maturities available for sale
Equity securities	1,867	3,350	1,655
Net unrealized gains (losses) on investments still held
Equity securities	3,054	7,625	(25,255)
Other investments
Fixed-maturities available for sale
Other investments	69	56	148
Net unrealized gains (losses) on investments still held
Other investments	$ 75	$ 25	$ (387)

Change In Unrealized Gains (Losses) On Investments Sold Or Redeemed

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Amount of unrealized holding gain (loss) recognized in the income statement for investments in equity securities and securities classified as trading.

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Amount of the change in unrealized holding gain (loss) recognized in the income statement for investments in equity securities.

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Gain (Loss) On Financial Instruments

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Gain (Loss) On Investments And Financial Instruments

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Other Investments, Change in Unrealized Holding Gain (Loss)

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This amount represents the net realized gains (losses) on all fixed-maturities, equity, trading, short-term, and other-invested assets securities, excluding other-than-temporary impairments and net unrealized gains (losses) on investment securities.

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Securities, Trading, Realized Gain (Loss)

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Unrealized Gains (Losses) on Investments

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Amount of unrealized and realized gain (loss) on investment in debt and equity securities.

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Amount of writeoff of allowance for credit 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 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).

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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 unrealized gain (loss) on 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 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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The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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