v3.26.1
Investments - Summary of Selected Financial information for Hildene (Details) - USD ($)
$ in Thousands
1 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
May 31, 2026
Nov. 30, 2025
Sep. 30, 2025
May 31, 2025
Schedule of Equity Method Investments [Line Items]                
Total assets         $ 79,539,946 $ 76,012,347    
Total liabilities         68,932,155 65,369,738    
Total members’ equity         $ 10,607,385 $ 10,642,203   $ 10,382,174
Hildene Insurance Holdings, LLC                
Schedule of Equity Method Investments [Line Items]                
Total assets $ 560,700           $ 498,400  
Total liabilities 400           700  
Total members’ equity 560,300           $ 497,700  
JCP Fund V                
Schedule of Equity Method Investments [Line Items]                
Net increase in members’ equity resulting from operations 1,000 $ 0 $ 100 $ (600)        
JCP Fund V | Hildene Insurance Holdings, LLC                
Schedule of Equity Method Investments [Line Items]                
Net increase in members’ equity resulting from operations $ 15,800 $ 16,600 $ 27,500 $ 8,400