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Investments - Realized and Unrealized Gains (Losses) Earned from Investments of Consolidated Funds (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Investments [Abstract]    
Realized losses $ (21.2) $ (17.4)
Net change in unrealized gains 103.9 162.4
Total $ 82.7 $ 145.0