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Note 6 - Intangible Assets - Summary of Intangible Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Jun. 30, 2015
Customer Relationships [Member]    
Cost $ 46,297 $ 43,493
Accumulated amortization (24,892) (22,628)
Balance 21,405 20,865
Other Intangible Assets [Member]    
Cost 4,471 4,096
Accumulated amortization (2,727) (2,427)
Balance 1,744 1,669
Trademarks [Member]    
Cost 17,263 15,514
Accumulated amortization
Balance 17,263 15,514
Cost 68,031 63,103
Accumulated amortization (27,619) (25,055)
Balance $ 40,412 $ 38,048