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Note 8 - Commitments and Contingencies (Detail) - Product Warranty Liability (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Beginning balance	$ 205	$ 198
Cost of warranty claims	(51)	(60)
Accruals for product warranties	40	65
Ending balance	$ 194	$ 203

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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