Quarterly report pursuant to Section 13 or 15(d)

Debt. (Details) - Schedule of long term debt

v3.21.1
Debt. (Details) - Schedule of long term debt - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Term debt $ 102,379 $ 97,869
Less unamortized debt premium 174 230
Less unamortized debt financing costs (576) (759)
Less short-term portion (37,581) (25,533)
Long-term debt 64,396 71,807 [1]
Kinergy line of credit [Member]    
Debt Instrument [Line Items]    
Term debt 45,554 32,512
Pekin revolving loan [Member]    
Debt Instrument [Line Items]    
Term debt 17,580 20,580
ICP revolving loan [Member]    
Debt Instrument [Line Items]    
Term debt 9,384 9,384
Parent Notes Payable [Member]    
Debt Instrument [Line Items]    
Term debt 20,001 25,533
CARES Act loans [Member]    
Debt Instrument [Line Items]    
Term debt $ 9,860 $ 9,860
[1] Amounts derived from the audited financial statements for the year ended December 31, 2020.