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Income Tax (Tables)

12 Months Ended

Dec. 31, 2021

Income Tax

Income tax expense

		2021				2020				2019
Current:
Federal		$	-			$	-			$	-
State and Local			11				8				8
Foreign			-				-				-
			11				8				8
Deferred:
Federal			-				-				-
State and Local			-				-				-
Foreign			(139	)			(984	)			1,123
Income tax expense/(benefit)		$	(128	)		$	(976	)		$	1,131

U.S. loss and foreign loss before income taxes

		Year Ended December 31,
		2021				2020				2019
United States		$	(45,723	)		$	(37,496	)		$	(43,419	)
Foreign			(1,552	)			(139	)			5,073
Pretax loss		$	(47,275	)		$	(37,635	)		$	(38,346	)

Effective tax rate

		Year Ended December 31,
		2021				2020				2019
Income tax benefit at the federal statutory rate		$	(9,928	)		$	(7,903	)		$	(8,052	)
State tax benefit			(2,875	)			(4,066	)			(48	)
Foreign tax differential			(96	)			(185	)			900
Stock-based compensation			252				166				133
Interest Expense			1,842				1,315				478
GILTI Inclusion			-				-				849
Prior year true-ups			140				(770	)			1,493
Other			497				258				166
Credits			(2,074	)			(1,388	)			-
Valuation Allowance			12,114				11,597				5,212
Income Tax Benefit			(128	)			(976	)			1,131
Effective Tax Rate			0.27	%			2.59	%			-2.95	%

Components of the net deferred tax asset or (liability)

		Year Ended December 31,
		2021				2020
Deferred Tax Assets
Organizational Costs, Start-up and Intangible Assets		$	5,068			$	6,325
Stock Based Compensation			1,174				397
NOLs, Unabsorbed Depreciation and R&D Credits C/F's			61,624				56,530
Interest expense carryover			17,436				13,389
Ethanol Credits			1,500				1,500
Carbon Oxide Sequestration Credit			3,460				1,387
Accrued Expenses			3,312				2,813
Operating Lease Liability			1,082				1,232
Other, net			737				486
Total Deferred Tax Assets			95,392				84,059
Valuation Allowance			(83,260	)			(71,145	)
Net Deferred Tax Assets			12,133				12,914
Deferred Tax Liabilities
Right of Use Asset			(1,238	)			(1,362	)
Property, Plant & Equipment			(10,882	)			(11,600	)
Other, net			(13	)			(91	)
Total Deferred Tax Liabilities			(12,133	)			(13,053	)
Net Deferred Tax Liabilities		$	-			$	(139	)

Open tax years, by major tax jurisdiction

United States — Federal		2007 – present
United States — State		2008 – present
India		2013 – present
Mauritius		2006 – present

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