CREDIT FACILITY AND LONG-TERM DEBT (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Summary of long-term debt outstanding

Long-term debt outstanding consisted of the following:

	December 31, 2014		December 31, 2013
Senior Secured Notes	$	668,520	$	667,487
Revolving Loan	—		15,000
Rail Facility	37,270		—
Catalyst leases	36,559		53,089
	742,349		735,576
Less—Current maturities	—		(12,029		)
Long-term debt	$	742,349	$	723,547

Schedule of debt maturing in the next five years and thereafter

Debt maturing in the next five years and thereafter is as follows:

Year Ending December 31,
2015	$	—
2016	60,722
2017	13,107
2018	—
2019	—
Thereafter	668,520
	$	742,349