v3.26.3
Investments - Schedule of Contractual Maturity of Fixed Maturity Securities (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Amortized Cost    
Due in one year or less $ 94,903 $ 113,224
Due after one year through five years 525,991 391,104
Due after five years through ten years 129,262 119,589
Due after ten years 206,180 83,547
Fixed maturity securities in Amortized Cost 956,336 707,464
Amortized Cost 1,678,981 1,364,228
Fair Value    
Due in one year or less 94,565 113,298
Due after one year through five years 513,045 395,094
Due after five years through ten years 120,994 120,687
Due after ten years 196,047 83,040
Fixed maturity securities in Fair Value 924,651 712,119
Fair Value 1,622,891 1,371,006
Commercial mortgage-backed securities    
Amortized Cost    
Mortgage backed securities in Amortized Cost 171,143 170,496
Amortized Cost 171,143 170,496
Fair Value    
Mortgage-backed securities in Fair Value 165,357 171,322
Fair Value 165,357 171,322
Residential mortgage-backed securities    
Amortized Cost    
Mortgage backed securities in Amortized Cost 325,799 317,905
Amortized Cost 325,799 317,905
Fair Value    
Mortgage-backed securities in Fair Value 311,705 318,561
Fair Value 311,705 318,561
Asset-backed securities    
Amortized Cost    
Mortgage backed securities in Amortized Cost 225,703 168,363
Amortized Cost 225,703 168,363
Fair Value    
Mortgage-backed securities in Fair Value 221,178 169,004
Fair Value $ 221,178 $ 169,004