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Note 15 - Unaudited Condensed Consolidated Balance Sheet Detail - Accrued Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Accrued expenses $ 978 $ 472
Accrued taxes 49 112
Accrued compensation 4,396 2,898
Warranty reserve liability 3,414 212
Deferred revenue, current 944 931
Other 130 130
Total accrued expenses and other current liabilities $ 9,911 $ 4,755