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Note 8 - Long-term Debt (Tables) | 12 Months Ended
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Dec. 31, 2023
Notes Tables |
Schedule of Debt [Table Text Block] |
|  | December 31, |
|  | 2023 |  |  | 2022 |
Senior secured debt due |  | $ | 21,200 |  |  | $ | 50,000 |
Interest rate of 7% per annum |  |  |  |  |  |  |  |
Convertible note instrument due |  |  | 16,895 |  |  |  | - |
Interest rate of 7% per annum |  |  |  |  |  |  |  |
Other loans |  |  | 352 |  |  |  | 287 |
Debt discount and debt issuance costs, net of accumulated accretion |  |  | (554 | ) |  |  | (1,198 | )
Total outstanding long-term debt |  |  | 37,893 |  |  |  | 49,089 |
Less current portion |  |  | 182 |  |  |  | 139 |
Total outstanding debt |  | $ | 37,711 |  |  | $ | 48,950 |
Schedule of Maturities of Long-Term Debt [Table Text Block] |
Year Ending December 31 |  | ($ in thousands) |
2024 |  | $ | 182 |
2025 |  |  | 119 |
2026 |  |  | 38,146 |
2027 |  |  | - |
2028+ |  |  | - |
Total |  | $ | 38,447 |

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