FINANCIAL INSTRUMENTS AND DERIVATIVES - BALANCE SHEET ALLOCATION (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	$ 45.7	$ 45.3
Gross liability amount recognized for derivative instruments designated as hedges	14.0	3.4
Interest rate swaps
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	10.8	0.2
Cross currency basis swaps
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	6.9	11.6
Prepaid Expenses and Other Current Assets, Net
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	26.9	18.9
Gross asset amount recognized for derivative instruments not designated as hedges	2.0	2.4
Prepaid Expenses and Other Current Assets, Net | Foreign exchange forward contracts
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	26.9	18.9
Gross asset amount recognized for derivative instruments not designated as hedges	2.0	2.4
Prepaid Expenses and Other Current Assets, Net | Interest rate swaps
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	0.0	0.0
Prepaid Expenses and Other Current Assets, Net | Cross currency basis swaps
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	0.0	0.0
Other noncurrent assets, net
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	18.2	24.0
Gross asset amount recognized for derivative instruments not designated as hedges	0.0	0.0
Other noncurrent assets, net | Foreign exchange forward contracts
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	11.3	12.4
Gross asset amount recognized for derivative instruments not designated as hedges	0.0	0.0
Other noncurrent assets, net | Interest rate swaps
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	0.0	0.0
Other noncurrent assets, net | Cross currency basis swaps
Derivative [Line Items]
Gross asset amount recognized for derivative instruments designated as hedges	6.9	11.6
Accrued Liabilities
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	1.3	0.2
Gross liability amount recognized for derivative instruments not designated as hedges	1.5	2.6
Accrued Liabilities | Foreign exchange forward contracts
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	1.3	0.0
Gross liability amount recognized for derivative instruments not designated as hedges	1.5	2.6
Accrued Liabilities | Interest rate swaps
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	0.0	0.2
Accrued Liabilities | Cross currency basis swaps
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	0.0	0.0
Other Noncurrent Liabilities
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	12.6	0.6
Gross liability amount recognized for derivative instruments not designated as hedges	0.0	0.0
Other Noncurrent Liabilities | Foreign exchange forward contracts
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	1.8	0.6
Gross liability amount recognized for derivative instruments not designated as hedges	0.0	0.0
Other Noncurrent Liabilities | Interest rate swaps
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	10.8	0.0
Other Noncurrent Liabilities | Cross currency basis swaps
Derivative [Line Items]
Gross liability amount recognized for derivative instruments designated as hedges	$ 0.0	$ 0.0