Note 6 - Intangible Assets and Goodwill - Changes in Carrying Amount of Intangible Assets (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Jun. 30, 2016 |
Jun. 30, 2015 |
|
| Beginning balance | $ 292,839,000 | $ 108,776,000 |
| Acquisitions | 53,500,000 | 222,710,000 |
| Amortization expense | (29,395,000) | (26,170,000) |
| Currency translation | (6,420,000) | (12,777,000) |
| Ending balance | $ 303,124,000 | $ 292,839,000 |