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Note 7 - Intangible Assets - Summary of Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Jun. 30, 2016
Cost $ 84,445 $ 68,031
Accumulated amortization (28,996) (27,619)
Intangible assets, net 55,449 40,412
Trademarks [Member]    
Cost 18,334 17,263
Accumulated amortization
Intangible assets, net 18,334 17,263
Customer Relationships [Member]    
Cost 61,756 46,297
Accumulated amortization (26,234) (24,892)
Intangible assets, net 35,522 21,405
Other Intangible Assets [Member]    
Cost 4,355 4,471
Accumulated amortization (2,762) (2,727)
Intangible assets, net $ 1,593 $ 1,744