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Debt (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Total Debt	$ 208,608,000	$ 188,767,000
Less Current Portion Of Debt	24,859,000	22,778,000
Total Long Term Debt	183,749,000	165,989,000
Senior Debt-TEC | Promissory Notes [Member]
Total Debt	7,089,000	7,095,000
EB-5 Promissory Notes
Total Debt	41,004,000	40,692,000
Term Loan on Equipment Purchase
Total Debt	5,697,000	5,701,000
Subordinated Notes
Total Debt	15,105,000	14,304,000
Capital Carbon Revolving Line
Total Debt	22,187,000	0
Senior Debt | Promissory Notes [Member]
Total Debt	0
Senior Debt | Revenue Participation Term Notes
Total Debt	11,912,000	11,915,000
Capital Fuels Revolving Line | Senior Debt
Total Debt	18,393,000	0
Subordinated Debt [Member] | Cilion [Member]
Total Debt	6,718,000	6,619,000
Revolving Credit Facility | Senior Debt-TEC
Total Debt	54,039,000	75,980,000
Acquisition Term Notes | Senior Debt
Total Debt	$ 26,464,000	$ 26,461,000

X

- Definition

Amount of debt and lease obligation, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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