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4. Debt (Details Narrative) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
EB-5 long-term promissory notes
Principal Outstanding	$ 34,000
Interest Outstanding	1,000
Subordinated Notes
Principal and interest outstanding	7,600	$ 6,300
Cilion shareholder Seller note payable
Principal and interest outstanding	5,700
Third Eye Capital Acquisition Term Notes
Principal and interest outstanding	19,100
Third Eye Capital Revenue Participation Term Notes
Principal and interest outstanding	11,000
Third Eye Capital Revolving Credit Facility
Principal and interest outstanding	24,900
Third Eye Capital Term Notes
Principal and interest outstanding	7,600	6,300
Secunderabad Oils
Principal and interest outstanding	$ 300	$ 0

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