ACQUISITIONS Purchase Price (Details) - USD ($) $ in Thousands			9 Months Ended
	Jul. 01, 2016	Nov. 01, 2015	Sep. 30, 2016	Sep. 30, 2015
Business Acquisition [Line Items]
Total consideration			$ 971,932	$ 0
Chalmette Refining L.L.C. [Member]
Business Acquisition [Line Items]
Cash acquired		$ (19,042)
Total consideration		567,963
Working capital		245,963
Total consideration		$ 587,005
Torrance Refinery [Member]
Business Acquisition [Line Items]
Gross purchase price	$ 537,500
Working capital	450,582
Post close purchase price adjustments	(16,150)
Total consideration	$ 971,932