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Note 16 - Restructuring - Summary of Severance, Restructuring, and Related Charges by Initiative (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Restructuring Charges $ 5,825 $ 4,232 $ 3,443
Involuntary Employee Severance And Benefit Costs [Member]      
Restructuring Charges 1,863 1,142 858
Other Restructuring [Member]      
Restructuring Charges 3,962 3,090 2,585
Current Year Restructuring Initiatives [Member]      
Restructuring Charges 5,453 1,939 3,166
Current Year Restructuring Initiatives [Member] | Involuntary Employee Severance And Benefit Costs [Member]      
Restructuring Charges 1,863 1,046 847
Current Year Restructuring Initiatives [Member] | Other Restructuring [Member]      
Restructuring Charges 3,590 893 2,319
Prior Year Initiatives [Member]      
Restructuring Charges 372 2,293 277
Prior Year Initiatives [Member] | Involuntary Employee Severance And Benefit Costs [Member]      
Restructuring Charges 96 11
Prior Year Initiatives [Member] | Other Restructuring [Member]      
Restructuring Charges $ 372 $ 2,197 $ 266