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Note 17 - Restructuring - Summary of Restructuring Expenses by Segment (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2015
Dec. 31, 2015
Involuntary Employee Severance And Benefit Costs [Member] | Engraving Group [Member]    
Restructuring Charges $ 33 $ 35
Involuntary Employee Severance And Benefit Costs [Member] | Engineering Technologies Group [Member]    
Restructuring Charges 126 160
Involuntary Employee Severance And Benefit Costs [Member] | Electronics Products Group [Member]    
Restructuring Charges 409 444
Involuntary Employee Severance And Benefit Costs [Member] | Corporate Segment [Member]    
Restructuring Charges 128 128
Involuntary Employee Severance And Benefit Costs [Member]    
Restructuring Charges 718 789
Other Restructuring [Member] | Food Service Equipment Group [Member]    
Restructuring Charges 744 2,104
Other Restructuring [Member] | Electronics Products Group [Member]    
Restructuring Charges 15 103
Other Restructuring [Member]    
Restructuring Charges 759 2,207
Food Service Equipment Group [Member]    
Restructuring Charges 766 2,126
Engraving Group [Member]    
Restructuring Charges 33 35
Engineering Technologies Group [Member]    
Restructuring Charges 126 160
Electronics Products Group [Member]    
Restructuring Charges 424 547
Corporate Segment [Member]    
Restructuring Charges 128 128
Restructuring Charges $ 1,477 $ 2,996