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Inventories

9 Months Ended

Sep. 30, 2015

Inventory Disclosure [Abstract]

3. Inventories

The following table sets forth the components of the Company’s inventory balances (in thousands).

	September 30,				December 31,
	2015				2014
Raw materials
Corn	$	142			$	1,369
Enzymes and other inputs		209				344
Finished goods		389				525
Work in process		610				610
Spare parts		1,353				1,444
Total inventories	$	2,703			$	4,292