ALLOWANCE FOR DOUBTFUL ACCOUNTS RECEIVABLES (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 11.9	$ 12.9
Provisions charged	0.7	1.1
Write-offs, net of recoveries	(0.5)	(2.1)
Foreign currency translation adjustments	0.2	0.0
Ending balance	$ 12.3	$ 11.9