Note 14 - Other Current Liabilities - Accrued Expenses (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Salaries, wages, commissions and compensated absences	$ 7,292	$ 6,483
Accrued rebates	2,076	1,857
Current operating lease liabilities	1,346
401K profit sharing accrual	1,352	961
Contract liabilities	1,821	437
Other accrued expenses	5,007	5,029
Other current liabilities	$ 18,894	$ 14,767