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3. INVENTORIES
3 Months Ended
Mar. 31, 2015
Inventory Disclosure [Abstract]  
3. INVENTORIES

Inventories consisted primarily of bulk ethanol and unleaded fuel, and are valued at the lower-of-cost-or-market, with cost determined on a first-in, first-out basis. Inventory balances consisted of the following (in thousands):

 

   March 31, 2015   December 31, 2014 
Finished goods  $11,668   $11,118 
Raw materials   1,914    2,695 
Work in progress   2,848    3,274 
Other   1,410    1,463 
Total  $17,840   $18,550