Property, Plant and Equipment (Details) (USD $)	Jun. 30, 2012	Jun. 30, 2011
Land	$ 253,000	$ 253,000
Buildings	1,181,000	1,130,000
Leasehold improvements	1,168,000	1,147,000
Machinery and equipment	10,728,000	10,446,000
Property, Plant and Equipment, Gross	13,330,000	12,976,000
Less - accumulated depreciation	(8,470,000)	(7,915,000)
Property, Plant and Equipment, Net, Total	$ 4,860,000	$ 5,061,000