Investments - Schedule of Fixed Maturities, Allowance for Credit Loss (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward]
Allowance for credit losses beginning balance	$ 10,395	$ 7,115
Additions to allowance for which credit losses were not previously recorded	0	3,297
Additions (reductions) to allowance for fixed maturities that previously had an allowance	20	(17)
Reduction of allowance for which the Company intends to sell or more likely than not will be required to sell or sold during the period	(7,118)	0
Allowance for credit losses ending balance	3,297	10,395
Corporates
Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward]
Allowance for credit losses beginning balance	7,098
Allowance for credit losses ending balance	0	7,098
Fixed maturities available for sale | Corporates
Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward]
Allowance for credit losses beginning balance	10,395
Allowance for credit losses ending balance	$ 3,297	$ 10,395