v3.23.2

Note 17 - Accrued Liabilities (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Notes Tables |
Schedule of Accrued Liabilities [Table Text Block] |
|  | December 31, |
|  | 2022 |  |  | 2021 |
Accrued compensation and employee benefits |  | $ | 1,732 |  |  | $ | 2,122 |
Accrued professional services |  |  | 456 |  |  |  | 1,131 |
Other accrued liabilities |  |  | 243 |  |  |  | 176 |
Total accrued liabilities |  | $ | 2,431 |  |  | $ | 3,429 |

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