Note 4 - Property and Equipment, Net (Details) - Property and Equipment, Net (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Jun. 30, 2014
Property, Plant and Equipment [Line Items]
Property and Equipment, Gross	$ 7,897	$ 7,544
Less: Accumulated depreciation and amortization	(6,366)	(6,305)
Total	1,531	1,239
Land and Building [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, Gross	1,250	1,250
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, Gross	1,164	1,135
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, Gross	5,420	5,096
Transportation Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and Equipment, Gross	$ 63	$ 63