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Note 16 - Restructuring - Summary of Activity in Reserves Related to Restructuring Initiatives (Details)
12 Months Ended
Jun. 30, 2016
USD ($)
Involuntary Employee Severance And Benefit Costs [Member] | Current Year Restructuring Initiatives [Member]  
Restructuring liabilities $ 0
Additions 991,000
Payments (991,000)
Restructuring liabilities 0
Involuntary Employee Severance And Benefit Costs [Member] | Prior Year Initiatives [Member]  
Restructuring liabilities 78,000
Additions 152,000
Payments (193,000)
Restructuring liabilities 37,000
Other Restructuring [Member] | Current Year Restructuring Initiatives [Member]  
Restructuring liabilities 0
Additions 304,000
Payments (272,000)
Restructuring liabilities 32,000
Other Restructuring [Member] | Prior Year Initiatives [Member]  
Restructuring liabilities 306,000
Additions 344,000
Payments (389,000)
Restructuring liabilities 261,000
Current Year Restructuring Initiatives [Member]  
Restructuring liabilities 0
Additions 1,295,000
Payments (1,263,000)
Restructuring liabilities 32,000
Prior Year Initiatives [Member]  
Restructuring liabilities 384,000
Additions 496,000
Payments (582,000)
Restructuring liabilities $ 298,000