OTHER (INCOME) EXPENSE (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Other Income Expense [Line Items]
Restructuring (income) charges	$ 0.0	$ 5.1	$ (0.3)	$ 7.6
Currency loss (income)	(0.5)	1.9	0.9	0.3
Insurance proceeds	(6.6)	0.0	(6.6)	0.0
Other (income) expense	(0.6)	2.1	(2.8)	0.3
Other (income) expense, net	(8.6)	(0.2)	(15.5)	(11.3)
COVID-19
Other Income Expense [Line Items]
COVID-19 government subsidies	(1.3)	(7.0)	(2.8)	(18.4)
Executive Stock Unit Program
Other Income Expense [Line Items]
(Gain) loss from diversified investments associated with Executive Stock Unit Program	$ 0.4	$ (2.3)	$ (3.9)	$ (1.1)