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CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($)
shares in Thousands, $ in Thousands
Mar. 31, 2016
Jun. 30, 2015
Statement Of Financial Position [Abstract]    
Trade receivables, allowance for doubtful accounts (in dollars) $ 509 $ 691
Preferred stock, shares authorized 2,000 2,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 75,000 40,000
Common stock, shares issued 29,585 29,147
Common stock, shares outstanding 29,585 29,147