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4. Debt (Details Narrative) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
February 2019 Note
Principal and interest outstanding	$ 3,400
Third Eye Capital Term Notes
Principal and interest outstanding	7,000
Third Eye Capital Revolving Credit Facility
Principal and interest outstanding	67,100
Third Eye Capital Revenue Participation Term Note
Principal and interest outstanding	11,800
Third Eye Capital Acquisition Term Notes
Principal and interest outstanding	26,300
Third Eye Capital Reserve Liquidity Notes
Principal and interest outstanding	0
Cilion Shareholder Seller Notes Payable
Principal and interest outstanding	6,200
Subordinated Notes
Principal and interest outstanding	11,800	$ 11,500
EB-5 Phase I Notes
Principal outstanding	35,000
Interest outstanding	3,100
EB-5 Phase II Notes
Principal and interest outstanding	4,100
Unsecured Working Capital Loans
Principal and interest outstanding	1,500	2,000
Secunderabad Oils
Principal and interest outstanding	600	$ 600
GAFI Revolving Loan
Principal and interest outstanding	$ 20,400

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