Note 3 - Intangible Assets, net (Detail) - Finite-Lived Intangible Assets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Jun. 30, 2012
Gross Carring Amount	$ 2,419	$ 2,419
Accumulated Amortization	1,300	1,265
Net	1,119	1,154
Trade Names [Member]
Gross Carring Amount	1,525	1,525
Accumulated Amortization	682	663
Net	843	862
Unpatented Technology [Member]
Gross Carring Amount	547	547
Accumulated Amortization	430	420
Net	117	127
Licensing Agreements [Member]
Gross Carring Amount	347	347
Accumulated Amortization	188	182
Net	$ 159	$ 165