Note 4. Inventories Composition of Certain Assets (Details) - USD ($)	Dec. 31, 2017	Jun. 30, 2017
Inventory Disclosure [Abstract]
Inventory, Raw Materials, Net of Reserves	$ 806,000	$ 865,000
Inventory, Work in Process, Net of Reserves	190,000	337,000
Inventory, Finished Goods, Net of Reserves	1,071,000	716,000
Inventory, net	$ 2,067,414	$ 1,917,938