Property, Plant and Equipment (Details) (USD $)	Jun. 30, 2014	Jun. 30, 2013
Property, plant and equipment, gross	$ 12,803,654	$ 12,110,715
Accumulated depreciation	(10,124,753)	(9,689,383)
Property, plant and equipment, net	2,678,901	2,421,332
Land [Member]
Property, plant and equipment, gross	45,000	45,000
Buildings and improvements [Member]
Property, plant and equipment, gross	4,256,890	4,254,834
Machinery and equipment [Member]
Property, plant and equipment, gross	8,340,897	7,650,014
Furniture and fixtures [Member]
Property, plant and equipment, gross	$ 160,867	$ 160,867