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Debt (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Total debt | $ 180,948 | $ 229,619
Less current portion of debt | 24,017 | 59,515
Total long term debt | 156,931 | 170,104
Subordinated Debt | Orsak and Lies |  |
Total debt | 13,512 | 12,745
Subordinated Debt | Cilion |  |
Total debt | 6,349 | 6,274
Senior Debt-TEC |  |
Total debt | 7,077 | 7,066
Senior Debt-TEC | Revolving Credit Facility |  |
Total debt | 67,592 | 80,310
Senior Debt-TEC | Acquisition Participation Term Notes |  |
Total debt | 26,414 | 26,384
Third Eye Capital Revenue Participation Term Notes |  |
Total debt | 11,887 | 11,864
Third Eye Capital Promissory Note |  |
Total debt | 0 | 1,444
Term Loan on Equipment Purchase |  |
Total debt | 5,707 | 5,652
EB-5 Promissory Notes |  |
Total debt | 42,410 | 43,120
PPP Loans |  |
Total debt | 0 | 1,134
GAFI Term and Revolving Loans |  |
Total debt | $ 0 | $ 33,626

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