Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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Amount of gain (loss)recognized in the income statement from the hedging ineffectiveness of a fair value hedge.

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DERIVATIVES (Gain (Loss) Recognized in Income) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) on Fair Value Hedge Ineffectiveness, Net	$ 0		$ 0
Designated as Hedging Instrument [Member] \| Inventory Supply Arrangement Obligation [Member] \| Cost of Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) Recognized in Income on Derivatives	(1,808)	$ (3,719)	(4,629)	$ (1,069)
Designated as Hedging Instrument [Member] \| Inventory Intermediation Agreement Obligation [Member] \| Cost of Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) Recognized in Income on Derivatives	(20,888)	(5,770)	(84,574)	9,042
Designated as Hedging Instrument [Member] \| Crude Oil and Feedstock Inventory [Member] \| Cost of Sales [Member] \| Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) Recognized in Income on Derivatives	1,808	3,719	4,629	1,069
Designated as Hedging Instrument [Member] \| Intermediates and Refined Products Inventory [Member] \| Cost of Sales [Member] \| Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) Recognized in Income on Derivatives	20,888	5,770	84,574	(9,042)
Not Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Cost of Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) Recognized in Income on Derivatives	$ (3,969)	$ (41,119)	$ (45,097)	$ 31,278