Investments - Schedule of Performance Allocations Included in Revenues (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Schedule of Investments [Line Items]
Total	$ (88.6)	$ 1,327.5	$ 6,084.6
Global Private Equity
Schedule of Investments [Line Items]
Total	(551.5)	1,098.3	5,223.2
Global Credit
Schedule of Investments [Line Items]
Total	163.7	24.0	156.6
Global Investment Solutions
Schedule of Investments [Line Items]
Total	$ 299.2	$ 205.2	$ 704.8