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Note 6 - Intangible Assets - Summary of Intangible Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Jun. 30, 2016
Balance $ 102,503 $ 40,412
Cost 135,051 68,031
Accumulated amortization (32,548) (27,619)
Trademarks [Member]    
Balance 18,715 17,263
Cost 18,715 17,263
Accumulated amortization
Customer Relationships [Member]    
Balance 35,483 21,405
Cost 64,247 46,297
Accumulated amortization (28,764) (24,892)
Acquired Technology [Member]    
Balance 46,760
Cost 47,586
Accumulated amortization (826)
Other Intangible Assets [Member]    
Balance 1,545 1,744
Cost 4,503 4,471
Accumulated amortization $ (2,958) $ (2,727)