Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2024	Sep. 30, 2023
Amount
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax	$ (100)			$ 419			$ 547	$ 481
Unrealized holding gains (losses), before Tax	59,001			(59,398)			31,974	(36,330)
Change in current discount rate for liability for future policy benefits, before Tax	(45,404)			60,054			(5,887)	45,825
Tax Effect
Income tax expense (benefit) on other comprehensive income items	(356)			1,040			(2,615)	882
Total
Other comprehensive income (loss)	13,241	$ (8,154)	$ 18,385	1,696	$ (12,898)	$ 21,579	23,472	10,377
AOCI Including Portion Attributable to Noncontrolling Interest
Amount
Unrealized holding gains (losses) arising during period, before tax	59,101			(59,817)			31,427	(36,811)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax	(100)			419			547	481
Unrealized holding gains (losses), before Tax	59,001			(59,398)			31,974	(36,330)
Change in current discount rate for liability for future policy benefits, before Tax	(45,404)			60,054			(5,887)	45,825
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent	13,597			656			26,087	9,495
Tax Effect
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax	(4,360)			8,717			(2,169)	7,548
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	21			(88)			(115)	(101)
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax	(4,339)			8,629			(2,284)	7,447
OCI, Liability for Future Policy Benefit, Gain (Loss), after Reclassification Adjustment, Tax	3,983			(7,589)			(331)	(6,565)
Income tax expense (benefit) on other comprehensive income items	(356)			1,040			(2,615)	882
Total
Unrealized holding gains (losses) arising during the period, after tax	54,741			(51,100)			29,258	(29,263)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	(79)			331			432	380
Unrealized holding gains (losses), net	54,662			(50,769)			29,690	(28,883)
Change in current discount rate for liability for future policy benefits	(41,421)			52,465			(6,218)	39,260
Other comprehensive income (loss)	$ 13,241			$ 1,696			$ 23,472	$ 10,377