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Fixed-Maturity Securities Available-For-Sale - Schedule of Major Categories of Net Investment Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Income:
Total investment income	$ 19,314	$ 12,993	$ 48,594	$ 35,049
Investment expenses	221	207	653	549
Total Net investment income	19,093	12,786	47,941	34,500
Available-for-sale fixed-maturity securities
Income:
Total investment income	5,666	5,346	16,551	13,988
Cash and cash equivalents
Income:
Total investment income	13,542	7,513	31,704	20,629
Other investments
Income:
Total investment income	$ 106	$ 134	$ 339	$ 432

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