BUSINESS ACQUISITIONS - Schedule of Unaudited Supplemental Pro Forma Financial Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Sculptor
Pro Forma (in millions)
Revenues	$ 4,110.0	$ 5,371.4
Income (loss) before income taxes	$ 591.1	$ 1,223.2
Caliber
Pro Forma (in millions)
Revenues			$ 5,422.7	$ 4,453.4
Income (loss) before income taxes			1,258.6	(529.9)
Genesis
Pro Forma (in millions)
Revenues			3,643.4	1,693.0
Income (loss) before income taxes			$ 981.8	$ (1,316.1)