v3.26.3
Investments - Summary of Investments (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Summary of Investment Holdings [Line Items]    
Total investments $ 705,449 $ 531,013
U.S. Treasury Bills    
Summary of Investment Holdings [Line Items]    
Total investments 209,414 0
Joint ventures    
Summary of Investment Holdings [Line Items]    
Total investments 192,495 247,605
Other equity method investments    
Summary of Investment Holdings [Line Items]    
Total investments 101,921 7,429
Time deposits    
Summary of Investment Holdings [Line Items]    
Total investments 6,283 6,365
Other    
Summary of Investment Holdings [Line Items]    
Total investments 16,453 11,930
Long-term incentive compensation-related | Equity securities    
Summary of Investment Holdings [Line Items]    
Total investments 38,013 35,212
Long-term incentive compensation-related | Investments in limited partnership hedge funds:    
Summary of Investment Holdings [Line Items]    
Total investments 2,369 18,845
Seed capital    
Summary of Investment Holdings [Line Items]    
Total investments 339,300 372,100
Seed capital | Equity securities    
Summary of Investment Holdings [Line Items]    
Total investments 99,868 176,545
Seed capital | Investments in limited partnership hedge funds:    
Summary of Investment Holdings [Line Items]    
Total investments 38,591 26,939
Other | Equity securities    
Summary of Investment Holdings [Line Items]    
Total investments $ 42 $ 143