Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Accounts Receivable, Allowance for Doubtful Accounts	$ 46	$ 47
Preferred Stock, Par Value (in dollars per share)	$ 0.001	$ 0.001
Preferred Stock, Authorized (in shares)	2,000,000	2,000,000
Preferred Stock, Issued (in shares)	0	0
Preferred Stock, Outstanding (in shares)	0	0
Common Stock, Par Value (in dollars per share)	$ 0.001	$ 0.001
Common Stock, Authorized (in shares)	150,000,000	150,000,000
Common Stock, Issued (in shares)	40,501,730	40,200,529
Common Stock, Outstanding (in shares)	40,501,730	40,200,529