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 ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 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	1,409,000	$ 2,729,000	(3,220,000)	$ 1,660,000
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	34,424,000	20,900,000	(50,150,000)	29,942,000
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	(1,409,000)	(2,729,000)	3,220,000	(1,660,000)
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	(34,424,000)	(20,900,000)	50,150,000	(29,942,000)
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	$ 31,017,000	$ 70,624,000	$ (14,080,000)	$ 101,902,000