RESTRUCTURING COSTS - Schedule of Changes in Restructuring Reserve (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	$ 10.4	$ 25.2
Paid/Utilized	(2.7)	(4.5)
Expense	1.1	0.3
Restructuring reserve, ending balance	8.8	21.0
Severance and benefits
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	10.3	25.1
Paid/Utilized	(2.0)	(4.1)
Expense	0.4	(0.1)
Restructuring reserve, ending balance	8.7	20.9
Plant closing and other
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	0.1	0.1
Paid/Utilized	(0.7)	(0.4)
Expense	0.7	0.4
Restructuring reserve, ending balance	$ 0.1	$ 0.1