RESTRUCTURING AND IMPAIRMENT CHARGES (Accrued Liability) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Restructuring Reserve [Roll Forward]
Balance at beginning of period	$ 4.2
Charges	0.6	$ 1.2
Payments	1.7
Balance at end of period	3.1
Termination benefits
Restructuring Reserve [Roll Forward]
Balance at beginning of period	3.5
Charges	0.2
Payments	1.2
Balance at end of period	2.5
Other restructuring costs
Restructuring Reserve [Roll Forward]
Balance at beginning of period	0.7
Charges	0.4
Payments	0.5
Balance at end of period	$ 0.6