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v3.23.2

Note 9 - Accrued Expenses (Tables) | 6 Months Ended
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Jun. 30, 2023
Notes Tables |
Schedule of Accrued Liabilities [Table Text Block] |
|  | June 30, 2023 |  |  | December 31, 2022 |
Payroll related |  | $ | 1,134 |  |  | $ | 418 |
Property, plant and equipment related |  |  | 560 |  |  |  | 770 |
Other |  |  | 171 |  |  |  | 41 |
Professional services |  |  | 121 |  |  |  | 51 |
Class action settlement |  |  | — |  |  |  | 500 |
|  | $ | 1,986 |  |  | $ | 1,780 |

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