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Note 16 - Income Tax (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

		2024				2023
Current:
Federal		$	(12,276	)		$	(55,164	)
State and Local			18				13
Foreign			1,467				1,489
			(10,791	)			(53,662	)
Deferred:
Foreign			(41	)			(74	)
Income tax benefit		$	(10,832	)		$	(53,736	)

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

		Year Ended December 31,
		2024				2023
United States		$	(104,143	)		$	(107,191	)
Foreign			5,774				7,035
Pretax loss		$	(98,369	)		$	(100,156	)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

		Year Ended December 31,
		2024				2023
Income tax benefit at the federal statutory rate		$	(20,658	)		$	(21,033	)
State tax benefit			(16,360	)			(999	)
Sale of tax credits			(12,276	)			(55,164	)
Foreign tax differential			214				11
Stock-based compensation			629				2,048
Interest Expense			92				92
Prior year true-ups			5,143				(18,031	)
Other			38				67
Credits			(2,597	)			(869	)
Valuation Allowance			34,943				40,142
Income Tax Benefit		$	(10,832	)			(53,736	)
Effective Tax Rate			11.01	%			53.65	%

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

		Year Ended December 31,
		2024				2023
Deferred Tax Assets
Organizational Costs, Start-up and Intangible Assets		$	13,998			$	34,217
Stock Based Compensation			2,003				1,239
NOLs, Unabsorbed Depreciation and R&D Credits C/F's			96,990				67,621
Interest expense carryover			36,867				29,066
Ethanol Credits			1,500				1,500
Investment Credits			3,393				-
Carbon Oxide Sequestration Credit			9,277				6,696
Accrued Expenses			3,581				2,249
Operating Lease Liability			1,342				1,282
Fixed Asset Grants			5,226				-
Other, net			512				248
Total Deferred Tax Assets			174,689				144,118
Valuation Allowance			(170,298	)			(135,354	)
Net Deferred Tax Assets			4,391				8,764
Deferred Tax Liabilities
Right of Use Asset			(1,211	)			(1,230	)
Property, Plant & Equipment			(3,874	)			(8,266	)
Other, net			-				(3	)
Total Deferred Tax Liabilities			(5,085	)			(9,499	)
Net Deferred Tax Liabilities		$	(694	)		$	(735	)

Summary of Income Tax Examinations [Table Text Block]

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

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- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

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Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

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