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Accrued Liabilities - Accrued Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Accrued Liabilities    
Accrued salaries and other compensation $ 545 $ 632
Sales and marketing programs and customer credit balances 345 640
Product warranty 194 194
Current portion of operating lease liabilities 257 383
Other accrued liabilities 383 441
Total $ 1,724 $ 2,290