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DEBT. (Tables)
 6 Months Ended
Jun. 30, 2020
Debt Disclosure [Abstract]  
Schedule of long term debt
  June 30,
2020		   December 31,
2019		 
Kinergy line of credit  $41,441   $78,338 
Pekin term loan   26,000    39,500 
Pekin revolving loan   32,000    32,000 
ICP term loan   —    12,000 
ICP revolving loan   18,000    18,000 
CARES Act loans   9,860    — 
Parent notes payable   65,782    65,649 
    193,083    245,487 
Less unamortized debt premium   346    461 
Less unamortized debt financing costs   (1,541)   (2,153)
Less short-term portion   (96,000)   (63,000)
Long-term debt  $95,888   $180,795