Intangible Assets (Tables)

3 Months Ended

Sep. 30, 2012

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

The following table sets forth the components of intangible assets, as of September 30, 2012 and June 30, 2012:

	September 30, 2012			June 30, 2012
Patents	$	6,944		$	6,934
Customer relationships and technology		2,163			2,163
Covenant not-to-compete		851			851
		9,958			9,948
Accumulated amortization		(4,975	)		(4,750	)
Total	$	4,983		$	5,198

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

Based on the carrying amount of the intangible assets as of September 30, 2012, the estimated future amortization expense is as follows:

	Estimated Future Amortization Expense
Nine months ending June 30, 2013		$	665
Fiscal year ending June 30, 2014			807
Fiscal year ending June 30, 2015			796
Fiscal year ending June 30, 2016			576
Fiscal year ending June 30, 2017			445
Fiscal year ending June 30, 2018			322
Thereafter			1,372
Total		$	4,983