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Note 13 - Income Tax - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Organizational Costs, Start-up and Intangible Assets | $ 34,217 | $ 2,309
Stock Based Compensation | 1,239 | 1,842
NOLs, Unabsorbed Depreciation and R&D Credits C/F's | 67,621 | 68,201
Interest expense carryover | 29,066 | 22,374
Accrued Expenses | 2,249 | 2,001
Operating Lease Liability | 1,282 | 1,512
Other, net | 248 | 113
Total Deferred Tax Assets | 144,118 | 105,679
Valuation Allowance | (135,354) | (95,214)
Net Deferred Tax Assets | 8,764 | 10,465
Right of Use Asset | (1,230) | (1,477)
Property, Plant & Equipment | (8,266) | (9,788)
Other, net | (3) | (10)
Total Deferred Tax Liabilities | (9,499) | (11,275)
Net Deferred Tax Liabilities | (735) | (810)
Ethanol Credits [Member] |  |
Deffered tax assets, tax credit carryforwards | 1,500 | 1,500
Carbon Oxide Sequestration Credit Carryforward [Member] |  |
Deffered tax assets, tax credit carryforwards | $ 6,696 | $ 5,827

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