XML 50 R39.htm IDEA: XBRL DOCUMENT v3.10.0.1
Note 7 - Inventory - Components of Inventory (Details) - USD ($)
Sep. 30, 2018
Dec. 31, 2017
Finished goods $ 524,478 $ 487,858
Fabricated assemblies 519,675 458,989
Total inventory $ 1,044,153 $ 946,847