v3.26.1
INVESTMENTS - Schedule of Other Investments (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Schedule of Investments [Line Items]    
Total other investments $ 5,083,169 $ 4,574,214
Fund investments    
Schedule of Investments [Line Items]    
Total other investments 3,156,249 2,775,499
Private credit funds    
Schedule of Investments [Line Items]    
Total other investments 1,531,757 1,445,158
Private equity funds    
Schedule of Investments [Line Items]    
Total other investments 793,136 701,837
Multi-strategy funds    
Schedule of Investments [Line Items]    
Total other investments 593,071 473,990
Insurance-linked securities funds    
Schedule of Investments [Line Items]    
Total other investments 162,192 154,514
Equity funds    
Schedule of Investments [Line Items]    
Total other investments 76,093 0
Catastrophe bonds    
Schedule of Investments [Line Items]    
Total other investments 1,772,044 1,613,710
Direct private equity investments    
Schedule of Investments [Line Items]    
Total other investments $ 154,876 $ 185,005