v3.26.3
SUMMARY OF INVESTMENTS - Fixed Maturities Unrealized Loss (Details)
$ in Thousands
Sep. 30, 2026
USD ($)
issue
Dec. 31, 2025
USD ($)
issue
Number of Issues    
Less than 12 months | issue 801 149
12 months or longer | issue 198 267
Fair Value    
Less than 12 months $ 1,707,937 $ 418,332
12 months or longer 363,861 559,862
Total 2,071,798 978,194
Gross Unrealized Loss    
Less than 12 months 71,918 1,975
12 months or longer 74,437 55,748
Total $ 146,355 $ 57,723
US Treasury and government agencies    
Number of Issues    
Less than 12 months | issue 20 3
12 months or longer | issue 18 25
Fair Value    
Less than 12 months $ 33,402 $ 1,743
12 months or longer 55,792 72,773
Total 89,194 74,516
Gross Unrealized Loss    
Less than 12 months 671 3
12 months or longer 9,272 5,733
Total $ 9,943 $ 5,736
States, municipalities and political subdivisions    
Number of Issues    
Less than 12 months | issue 131 39
12 months or longer | issue 9 52
Fair Value    
Less than 12 months $ 160,072 $ 60,660
12 months or longer 12,810 104,732
Total 172,882 165,392
Gross Unrealized Loss    
Less than 12 months 7,706 478
12 months or longer 1,605 1,097
Total $ 9,311 $ 1,575
Corporate    
Number of Issues    
Less than 12 months | issue 338 52
12 months or longer | issue 68 83
Fair Value    
Less than 12 months $ 626,447 $ 156,734
12 months or longer 166,194 226,071
Total 792,641 382,805
Gross Unrealized Loss    
Less than 12 months 28,032 866
12 months or longer 30,946 23,058
Total $ 58,978 $ 23,924
Residential mortgage-backed    
Number of Issues    
Less than 12 months | issue 217 34
12 months or longer | issue 100 103
Fair Value    
Less than 12 months $ 596,255 $ 121,159
12 months or longer 120,645 148,711
Total 716,900 269,870
Gross Unrealized Loss    
Less than 12 months 27,818 398
12 months or longer 32,173 25,448
Total $ 59,991 $ 25,846
Commercial mortgage-backed    
Number of Issues    
Less than 12 months | issue 26 2
12 months or longer | issue 0 0
Fair Value    
Less than 12 months $ 89,794 $ 7,986
12 months or longer 0 0
Total 89,794 7,986
Gross Unrealized Loss    
Less than 12 months 1,972 7
12 months or longer 0 0
Total $ 1,972 $ 7
Other asset-backed    
Number of Issues    
Less than 12 months | issue 69 19
12 months or longer | issue 3 4
Fair Value    
Less than 12 months $ 201,967 $ 70,050
12 months or longer 8,420 7,575
Total 210,387 77,625
Gross Unrealized Loss    
Less than 12 months 5,719 223
12 months or longer 441 412
Total $ 6,160 $ 635