Note 3 - Intangible Assets, Net (Details) - Finite-Lived Intangible Assets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Jun. 30, 2013
Finite-Lived Intangible Assets [Line Items]
Gross Carring Amount	$ 2,419	$ 2,419
Accumulated Amortization	1,471	1,402
Net	948	1,017
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carring Amount	1,525	1,525
Accumulated Amortization	777	739
Net	748	786
Unpatented Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carring Amount	547	547
Accumulated Amortization	480	460
Net	67	87
Licensing Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carring Amount	347	347
Accumulated Amortization	214	203
Net	$ 133	$ 144