v3.5.0.2
Note 11 - Segment Information and Significant Customers (Details Textual)
12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2014
Customer Concentration Risk [Member] | Sales Revenue, Net [Member]      
Concentration Risk, Percentage 0.00% 0.00% 0.00%
Number of Reportable Segments 3