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Note 9 - Inventories, Net of Continuing Operations - Inventories (Details) - USD ($)
Sep. 30, 2021
Dec. 31, 2020
Raw materials $ 1,731,431 $ 1,175,763
Work in process 2,784,608 2,799,253
Finished goods 7,014,619 7,223,902
In Transit 84,657 88,315
Allowance for excess quantities (234,550) (317,522)
Total inventories $ 11,380,765 $ 10,969,711