Note 4 - Commitments and Contingencies (Tables)

9 Months Ended

Mar. 31, 2016

Notes Tables

Schedule of Product Warranty Liability [Table Text Block]

Balance at July 1, 2015	$	627
Warranties issued during the period		72
Settlements made during the period		(277	)
Changes in liability for pre-existing warranties during the period		84
Balance at March 31, 2016	$	506