XML 43 R33.htm IDEA: XBRL DOCUMENT v3.23.1
INVESTMENTS - Schedule of Fair Value of Fixed Maturity Investments Trading (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Schedule of Investments [Line Items]    
Total fixed maturity investments trading $ 14,695,585 $ 14,351,402
U.S. treasuries    
Schedule of Investments [Line Items]    
Total fixed maturity investments trading 7,331,398 7,180,129
Corporate    
Schedule of Investments [Line Items]    
Total fixed maturity investments trading 4,474,372 4,390,568
Agencies    
Schedule of Investments [Line Items]    
Total fixed maturity investments trading 481,850 395,149
Non-U.S. government    
Schedule of Investments [Line Items]    
Total fixed maturity investments trading 364,048 383,838
Residential mortgage-backed    
Schedule of Investments [Line Items]    
Total fixed maturity investments trading 786,680 710,429
Commercial mortgage-backed    
Schedule of Investments [Line Items]    
Total fixed maturity investments trading 215,655 213,987
Asset-backed    
Schedule of Investments [Line Items]    
Total fixed maturity investments trading $ 1,041,582 $ 1,077,302