Prepaid Expenses and Other Assets (Tables)

9 Months Ended

Sep. 30, 2015

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Summary of Prepaid Expense and Other Assets

Prepaid expense and other assets consist of the following:

	September 30, 2015		December 31, 2014
Commodity derivatives and related collateral, net	$	6,136	$	12,938
Prepaid expenses	23,089		7,901
Deposits	3,949		4,481
RIN inventory	12,657		10,795
Taxes receivable	2,040		2,843
Other	2,502		4,177
Total	$	50,373	$	43,135

Summary of other noncurrent assets

Other noncurrent assets consist of the following:

	September 30, 2015		December 31, 2014
Debt issuance costs (net of accumulated amortization of $2,009 and $1,474, respectively)	$	4,119	$	5,152
Spare parts inventory	3,410		3,440
Deposits	3,370		4,370
Other	5,978		6,624
Total	$	16,877	$	19,586