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Affiliate Equity - Summary of Affiliate Recognized and Unrecognized Expense (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Affiliate Equity [Line Items]          
Affiliate equity compensation expense $ 9.0 $ 11.7 $ 35.9 $ 46.4  
Non- controlling Interests          
Affiliate Equity [Line Items]          
Non-controlling interests 8.5 8.9 $ 35.1 36.5  
Unrecognized Affiliate Equity Expense [Abstract]          
Remaining Life     7 years   7 years
Non-controlling Interests 297.1   $ 297.1   $ 294.1
Affiliated Entity          
Affiliate Equity [Line Items]          
Controlling interest 0.5 $ 2.8 0.8 $ 9.9  
Unrecognized Affiliate Equity Expense [Abstract]          
Controlling Interest $ 34.2   $ 34.2   $ 41.9
Remaining Life     5 years   6 years