DERIVATIVE FINANCIAL INSTRUMENTS (Details 2) - USD ($) $ in Millions	Sep. 30, 2018	Dec. 31, 2017	Sep. 30, 2017
Derivatives, Fair Value [Line Items]
Asset derivatives	$ (11.6)	$ (22.8)	$ (16.3)
Liability derivatives	(51.5)	(31.9)	(26.6)
Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(10.0)	(19.2)	(12.6)
Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(1.6)	(3.6)	(3.7)
Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(2.9)	(3.8)	(2.7)
Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(48.6)	(28.1)	(23.9)
Interest Rate Contract | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(7.6)	(6.9)	(5.0)
Interest Rate Contract | Designated as Hedging Instrument | Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(1.6)	(3.6)	(3.7)
Commodity Contracts Losses | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	0.0	0.1	0.4
Commodity Contracts Losses | Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(3.7)	(3.8)	(2.6)
Commodity Contracts Losses | Designated as Hedging Instrument | Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(0.9)	0.0	0.0
Commodity Contracts Gains | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(2.2)	(11.4)	(7.8)
Commodity Contracts Gains | Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	3.0	0.0	0.0
Commodity Contracts Gains | Designated as Hedging Instrument | Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	0.1	0.0	0.0
Foreign Exchange Contract | Not Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(0.3)	(2.0)	(0.5)
Foreign Exchange Contract | Not Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	0.4	0.0	0.5
Foreign Exchange Contract Loss | Not Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	0.1	1.0	0.3
Foreign Exchange Contract Loss | Not Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(2.6)	0.0	(0.6)
Interest Rate Contract Loss | Designated as Hedging Instrument | Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	$ (47.8)	$ (28.1)	$ (23.9)