Note 3 - Intangible Assets, Net (Tables)

3 Months Ended

Sep. 30, 2014

Disclosure Text Block [Abstract]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	September 30, 2014						June 30, 2014
	Gross Carrying		Accumulated				Gross Carrying		Accumulated
	Amount		Amortization		Net		Amount		Amortization		Net
Trade names	$	1,525	$	834	$	691	$	1,525	$	815	$	710
Unpatented technology		547		510		37		547		500		47
License agreement		347		229		118		347		224		123
Total	$	2,419	$	1,573	$	846	$	2,419	$	1,539	$	880

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Year ending	Amortization
June 30,	Expense
2015, remaining	$	103
2016		104
2017		97
2018		97
2019		97
2020		93
Thereafter		255
Total	$	846