DERIVATIVE FINANCIAL INSTRUMENTS (Details 2) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019
Derivatives, Fair Value [Line Items]
Asset derivatives	$ (7.0)	$ (2.6)	$ (2.5)
Liability derivatives	(7.7)	(20.8)	(29.7)
Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(4.7)	(1.9)	(2.0)
Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(2.3)	(0.7)	(0.5)
Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(7.6)	(19.0)	(19.0)
Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(0.1)	(1.8)	(10.7)
Interest Rate Contract | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	0.0	0.0	(1.7)
Commodity Contracts Losses | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	2.8	0.5	0.3
Commodity Contracts Losses | Designated as Hedging Instrument | Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	0.7	0.1	0.4
Commodity Contracts Losses | Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(8.8)	(18.0)	(18.8)
Commodity Contracts Losses | Designated as Hedging Instrument | Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(0.2)	(1.8)	(1.7)
Commodity Contracts Gains | Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(5.1)	(1.8)	(0.5)
Commodity Contracts Gains | Designated as Hedging Instrument | Other Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	(3.0)	(0.8)	(0.9)
Commodity Contracts Gains | Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	2.4	0.2	0.5
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	(5.3)	(1.1)	(0.4)
Foreign Exchange Contract | Not Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	0.1	0.2	0.2
Foreign Exchange Contract Loss | Not Designated as Hedging Instrument | Other Current Assets
Derivatives, Fair Value [Line Items]
Asset derivatives	2.9	0.5	0.3
Foreign Exchange Contract Loss | Not Designated as Hedging Instrument | Accrued Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	(1.3)	(1.4)	(0.9)
Interest Rate Contract Loss | Designated as Hedging Instrument | Other Liabilities
Derivatives, Fair Value [Line Items]
Liability derivatives	$ 0.0	$ 0.0	$ (9.0)