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Note 9 - Other Current Liabilities - Other Current Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Accrued warranty | $ 648 | $ 673
Accrued taxes | 57 | 83
Current portion of deferred grant proceeds | 55 | 38
Accrued interest | 52 | 61
Current portion of contingent consideration | 0 | 324
Other | 669 | 385
Total other current liabilities | $ 1,481 | $ 1,564

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