v3.26.3
Consolidated Company-Sponsored Investment Funds - Additional Information (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
investment
Sep. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Derivative [Line Items]          
Net gains (losses) on derivative instruments $ 11,145,000 $ (4,879,000) $ 1,425,000 $ (28,729,000)  
Cash collateral payable to trade counterparties 6,762,000   6,762,000   $ 5,547,000
Cash collateral received 10,844,000   10,844,000   10,293,000
Net assets         51,300,000,000
Maximum risk of loss in investment in VIEs         40,400,000
Advisory fee receivables 140,585,000   140,585,000   139,755,000
VIEs          
Derivative [Line Items]          
Other derivatives not designated as hedging instruments at fair value, net 100,000   100,000   0
Net gains (losses) on derivative instruments (900,000) (100,000) (300,000) (300,000)  
Cash collateral payable to trade counterparties 330,000   330,000   0
Delivery of cash collateral 1,300,000   1,300,000   500,000
Cash collateral received 1,330,000   1,330,000   492,000
VOEs          
Derivative [Line Items]          
Net gains (losses) on derivative instruments (200,000) $ 0 (200,000) $ 0  
Cash collateral payable to trade counterparties 0   0   0
Futures, forwards and swaps held 0   0   0
Cash collateral received 0   0   0
Non-consolidated VIEs          
Derivative [Line Items]          
Net assets 74,600,000,000   74,600,000,000    
Maximum risk of loss in investment in VIEs 47,900,000   47,900,000    
Advisory fee receivables $ 121,600,000   $ 121,600,000   105,100,000
Seed capital          
Derivative [Line Items]          
Number of deconsolidated funds | investment     2    
Seed investment, deconsolidated amount         $ 29,600,000