Accumulated Other Comprehensive Loss - Schedule of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Accumulated Other Comprehensive Income (Loss)
AOCI before Tax, Attributable to Parent	$ (14,483)		$ (14,483)		$ (8,343)
Accumulated Other Comprehensive Income (Loss), Tax (Expense) Benefit	1,801		1,801		1,101
Accumulated other comprehensive loss	(12,682)		(12,682)		$ (7,242)
Change in net unrealized losses on investments, Pre-Tax Amount	(4,142)	$ 1,391	(2,874)	$ 8,645
Reclassification adjustment for realized gains, Pre-Tax Amount	$ (4)	$ 0	3,266	$ 1,382
Consolidated Entity Excluding Noncontrolling Interests
Accumulated Other Comprehensive Income (Loss)
Change in net unrealized losses on investments, Pre-Tax Amount			(2,860)
Changes in net unrealized losses on investments,Tax (Expense) Benefit			(120)
Changes in net unrealized losses on investments, Net-of-Tax Amount			(2,980)
Reclassification adjustment for realized gains, Pre-Tax Amount			(3,280)
Reclassification adjustment for realized gains, Tax (Expense) Benefit			820
Reclassification adjustment for net realized gains, Net-of-Tax Amount			$ (2,460)