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6. DEBT (Tables)
6 Months Ended
Jun. 30, 2015
Debt Disclosure [Abstract]  
Long Term Debt
   June 30, 2015   December 31, 2014 
Kinergy operating line of credit  $8,556   $17,530 
Plant Owners’ third-party term debt   17,003    17,003 
    25,559    34,533 
Less short-term portion        
Long-term debt  $25,559   $34,533