v3.26.1
Investments (Maturity Distribution) (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Debt Securities, Available-for-sale, Amortized Cost    
Due in one year or less $ 16,462  
Available-for-sale Securities, Debt Maturities, Due After One Year Through Five Years, Amortized Cost Basis 118,766  
Available-for-sale Securities, Debt Maturities, Due After Five Years Through Ten Years, Amortized Cost Basis 313,575  
Available-for-sale Securities, Debt Maturities, Due After Ten Years, Amortized Cost Basis 989,899  
Debt Securities, Available-for-sale, Amortized Cost 1,438,702 $ 1,432,454
Debt Securities, Available-for-sale, Fair Value    
Due in one year or less 16,466  
Available-for-sale Securities, Debt Maturities, Due After One Year Through Five Years, Fair Value 118,344  
Available-for-sale Securities, Debt Maturities, Due After Five Years Through Ten Years, Fair Value 308,914  
Available-for-sale Securities, Debt Maturities, Due After Ten Years, Fair Value 838,336  
Fixed maturity securities $ 1,282,060 $ 1,287,861