DERIVATIVE FINANCIAL INSTRUMENTS (Details 2) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018	Jun. 30, 2018
Derivatives, Fair Value [Line Items]
Asset derivatives	$ (2.5)	$ (6.4)	$ (16.7)
Liability derivatives	(29.7)	(37.6)	(45.5)
Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(2.0)	(5.7)	(13.9)
Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(0.5)	(0.7)	(2.8)
Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(19.0)	(3.5)	(0.6)
Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(10.7)	(34.1)	(44.9)
Interest Rate Contract | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(1.7)	(5.3)	(8.4)
Interest Rate Contract | Designated as Hedging Instrument | Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	0.0	0.0	(2.8)
Commodity Contracts Losses | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	0.3	0.0	2.2
Commodity Contracts Losses | Designated as Hedging Instrument | Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	0.4	0.2	0.0
Commodity Contracts Losses | Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(18.8)	(4.9)	(0.1)
Commodity Contracts Losses | Designated as Hedging Instrument | Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(1.7)	(0.5)	(1.0)
Commodity Contracts Gains | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(0.5)	0.0	(6.5)
Commodity Contracts Gains | Designated as Hedging Instrument | Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(0.9)	(0.9)	0.0
Commodity Contracts Gains | Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	0.5	1.9	0.0
Commodity Contracts Gains | Designated as Hedging Instrument | Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	0.0	0.1	0.2
Foreign Exchange Contract | Not Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(0.4)	(0.9)	(1.8)
Foreign Exchange Contract | Not Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	0.2	0.1	1.1
Foreign Exchange Contract Loss | Not Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	0.3	0.5	0.6
Foreign Exchange Contract Loss | Not Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(0.9)	(0.6)	(1.6)
Interest Rate Contract Loss | Designated as Hedging Instrument | Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	$ (9.0)	$ (33.7)	$ (44.1)