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Note 11 - Segment Information - Schedule of Segment Reporting Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Revenues | $ 186,717 | $ 256,513
Gross profit (loss) | 2,017 | (5,535)
Interest expense, including amortization of debt fees | 39,519 | 28,770
Accretion and other expenses of Series A preferred units | 25,313 | 9,888
Income tax expense (benefit) | (53,736) | 1,053
Capital expenditures | 33,119 | 39,157
Depreciation | 6,933 | 5,535
Total Assets | 243,406 | 207,114
Loss on debt extinguishment | 0 | 49,386
Intersegment Eliminations [Member] |  |
Revenues | 0 | 1,002
California Ethanol [Member] |  |
Revenues | 104,068 | 228,194
Gross profit (loss) | (6,602) | (13,017)
Interest expense, including amortization of debt fees | 25,258 | 20,637
Accretion and other expenses of Series A preferred units | 0 | 0
Income tax expense (benefit) | 0 | 0
Capital expenditures | 5,695 | 8,399
Depreciation | 3,995 | 4,148
Total Assets | 67,991 | 66,794
Loss on debt extinguishment |  | 0
California Ethanol [Member] | Intersegment Eliminations [Member] |  |
Revenues | 0 | 0
California Dairy Renewable Natural Gas [Member] |  |
Revenues | 5,455 | 208
Gross profit (loss) | (331) | (778)
Interest expense, including amortization of debt fees | 2,809 | 742
Accretion and other expenses of Series A preferred units | 25,313 | 9,888
Income tax expense (benefit) | (55,159) | 6
Capital expenditures | 24,744 | 22,884
Depreciation | 2,116 | 615
Total Assets | 92,794 | 77,714
Loss on debt extinguishment |  | 49,386
California Dairy Renewable Natural Gas [Member] | Intersegment Eliminations [Member] |  |
Revenues | 0 | 1,002
India Biodiesel [Member] |  |
Revenues | 77,194 | 28,111
Gross profit (loss) | 8,950 | 8,273
Interest expense, including amortization of debt fees | 447 | 119
Accretion and other expenses of Series A preferred units | 0 | 0
Income tax expense (benefit) | 1,416 | 1,040
Capital expenditures | 1,281 | 129
Depreciation | 576 | 650
Total Assets | 34,769 | 16,120
Loss on debt extinguishment |  | 0
India Biodiesel [Member] | Intersegment Eliminations [Member] |  |
Revenues | 0 | 0
Other Segments [Member] |  |
Revenues | 0 | 0
Gross profit (loss) | 0 | (13)
Interest expense, including amortization of debt fees | 11,005 | 7,272
Accretion and other expenses of Series A preferred units | 0 | 0
Income tax expense (benefit) | 7 | 7
Capital expenditures | 1,399 | 7,745
Depreciation | 246 | 122
Total Assets | 47,852 | 46,486
Loss on debt extinguishment |  | 0
Other Segments [Member] | Intersegment Eliminations [Member] |  |
Revenues | $ 0 | $ 0

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