Annual report pursuant to Section 13 and 15(d)

Note 8 - Commitments and Contingencies (Details Textual)

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Note 8 - Commitments and Contingencies (Details Textual) - USD ($)
$ in Millions
12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Operating Leases, Rent Expense, Net $ 4.9 $ 1.6 $ 0.7