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Note 10 - Accrued Liabilities (Tables) | 6 Months Ended
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Jun. 30, 2022
Notes Tables |
Schedule of Accrued Liabilities [Table Text Block] |
|  | June 30, |  |  | December 31, |
|  | 2022 |  |  | 2021 |
Contract liabilities (see Note 16, “License, Collaboration and Distribution Agreements”) |  | $ | 1,466 |  |  | $ | 1,289 |
Employee payroll and benefits |  |  | 546 |  |  |  | 443 |
Inventory purchases |  |  | 10 |  |  |  | — |
Other |  |  | 235 |  |  |  | 360 |
Total accrued liabilities |  | $ | 2,257 |  |  | $ | 2,092 |

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