Note 3 - Intangible Assets, net (Tables)

6 Months Ended

Dec. 31, 2012

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

	December 31, 2012						June 30, 2012
	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
Trade names and patents	$	1,525	$	701	$	824	$	1,525	$	663	$	862
Unpatented technology		547		440		107		547		420		127
License agreement		347		193		154		347		182		165
Total	$	2,419	$	1,334	$	1,085	$	2,419	$	1,265	$	1,154

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

Year Ending June 30,		Amortization Expense
2013, remaining	$	68
2014		137
2015		137
2016		104
2017		97
2018		97
Thereafter		445
Total	$	1,085