GOODWILL - Schedule of Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2025	Sep. 30, 2024
Goodwill [Roll Forward]
Balance as of December 31			$ 1,710.4	$ 1,710.4	$ 1,739.4
Impairment	$ 0.0	$ (309.1)	$ (488.8)	(797.9)	0.0
Foreign currency impact and other adjustments to goodwill				45.6	27.6
Balance as of September 30	$ 958.1			$ 958.1	$ 1,767.0