Note 3 - Intangible Assets, Net (Tables)

6 Months Ended

Dec. 31, 2014

Notes Tables

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

	December 31, 2014						June 30, 2014
	Gross Carrying		Accumulated				Gross Carrying		Accumulated
	Amount		Amortization		Net		Amount		Amortization		Net
Trade names and patents	$	1,525	$	853	$	672	$	1,525	$	815	$	710
Unpatented technology		547		520		27		547		500		47
License agreement		347		235		112		347		224		123
Total	$	2,419	$	1,608	$	811	$	2,419	$	1,539	$	880

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

Year ending	Amortization
June 30,	Expense
Remaining in 2015	$	68
2016		104
2017		97
2018		97
2019		97
2020		93
Thereafter		255
Total	$	811