Note 1 - Summary of Significant Accounting Policies - Inventories (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Raw Materials	$ 22,520	$ 18,492
Work in Process	1,719	1,678
Finished Goods	615	562
Reserves	(1,244)	(1,298)
Total	$ 23,610	$ 19,434	[1]

[1] The condensed consolidated balance sheet at December 31, 2021 has been derived from the audited financial statements at that date