v3.26.1
INVESTMENTS - Schedule of Contractual Maturities of Fixed Maturity Investments (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Amortized  Cost    
Due in less than one year $ 1,700,129 $ 2,072,111
Due after one through five years 12,039,742 12,450,807
Due after five through ten years 6,046,968 5,039,803
Due after ten years 753,004 573,271
Amortized  Cost 25,281,536 24,658,351
Fair Value    
Due in less than one year 1,704,698 2,081,003
Due after one through five years 12,026,964 12,606,212
Due after five through ten years 6,008,867 5,109,842
Due after ten years 728,419 552,003
Fixed maturity investments trading 25,185,430 24,884,323
Mortgage-backed    
Amortized  Cost    
Amortized  Cost 3,051,964 2,920,644
Fair Value    
Fixed maturity investments trading 3,027,982 2,928,473
Asset-backed    
Amortized  Cost    
Amortized  Cost 1,689,729 1,601,715
Fair Value    
Fixed maturity investments trading $ 1,688,500 $ 1,606,790