Composition of Certain Financial Statement Items (Details 2) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Property, Plant and Equipment [Line Items]
Total gross	$ 8,897	$ 8,940
Accumulated depreciation	(7,427)	(7,365)
Property, plant and equipment, net	1,470	1,575
Office furnishings and fixtures [Member]
Property, Plant and Equipment [Line Items]
Total gross	2,008	2,054
Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Total gross	4,803	4,574
Leasehold & improvement [Member]
Property, Plant and Equipment [Line Items]
Total gross	$ 2,086	$ 2,312