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Note 5 - Balance Sheet Information - Other Current Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Compensation $ 6,048 $ 3,715
Professional fees 480 432
Warranty costs 240 185
Customer related costs 2,265 1,093
Accrued income taxes 224 286
Other 1,505 1,767
Total $ 10,762 $ 7,478