XML 78 R61.htm IDEA: XBRL DOCUMENT v3.22.4
Fair Value Measurement - Changes in Financial Liabilities Using Level III Inputs (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Borrowings $ 73.2 $ 111.7 $ 20.5
Realized and unrealized gains (losses), net      
Fair value, liability, recurring basis, unobservable input reconciliation, gain (loss), statement of income or comprehensive income Net investment gains (losses) of Consolidated Funds Net investment gains (losses) of Consolidated Funds  
Level III      
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance, beginning of period $ 5,811.0 $ 5,563.0  
Deconsolidation/consolidation of funds 0.0 360.8  
Borrowings 1,603.1 3,197.9  
Paydowns (421.0) (2,223.2)  
Sales (892.4) (870.9)  
Realized and unrealized gains (losses), net      
Included in earnings (366.6) 74.1  
Included in other comprehensive income (242.5) (290.7)  
Balance, end of period 5,491.6 5,811.0 $ 5,563.0
Changes in unrealized (gains) losses included in earnings related to financial liabilities still held at the reporting date (364.2) 66.7  
Changes in unrealized (gains) losses included in other comprehensive income related to financial liabilities still held at the reporting date $ (239.6) $ (270.6)