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Note 6 - Accrued Liabilities - Accrued Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Accrued payroll and benefits $ 2,703 $ 2,992
Fair value of interest rate swap 0 27
Accrued property taxes 188 0
Income taxes payable 16 1
Accrued professional fees 81 129
Accrued warranty liability 115 125
Self-insured workers compensation reserve 113 166
Accrued other 186 214
Total accrued liabilities $ 3,402 $ 3,654