XML 43 R32.htm IDEA: XBRL DOCUMENT v3.21.2
Note 3 - Inventories - Components of Inventories (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Raw materials $ 22,133 $ 20,631
Work-in-process 1,122 1,416
Finished goods 5,018 5,489
Supplies 1,756 1,641
Total inventories $ 30,029 $ 29,177