Affiliate Equity - Summary of Affiliate Recognized and Unrecognized Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Affiliate Equity [Line Items]
Affiliate equity compensation expense	$ 11.5	$ 9.0	$ 39.5	$ 35.9
Non- controlling Interests
Affiliate Equity [Line Items]
Non-controlling interests	11.5	8.5	$ 33.4	35.1
Unrecognized Affiliate Equity Expense [Abstract]
Remaining Life			6 years		7 years
Non-controlling Interests	258.3		$ 258.3		$ 284.6
Affiliated Entity
Affiliate Equity [Line Items]
Controlling interest	0.0	$ 0.5	6.1	$ 0.8
Unrecognized Affiliate Equity Expense [Abstract]
Controlling Interest	$ 30.0		$ 30.0		$ 31.4
Remaining Life			5 years		5 years