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Note 18 - Restructuring - Summary of Restructuring Expenses by Segment (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Restructuring charges $ 177 $ 1,775 $ 624 $ 4,732
Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 337 255 422 1,932
Other Restructuring [Member]        
Restructuring charges (160) 1,520 202 2,800
Food Service Equipment Group [Member]        
Restructuring charges 346 1,131 367 2,071
Food Service Equipment Group [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 255 100 276 615
Food Service Equipment Group [Member] | Other Restructuring [Member]        
Restructuring charges 91 1,031 91 1,456
Engraving Group [Member]        
Restructuring charges 20 273 67 1,082
Engraving Group [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 20 24 67 739
Engraving Group [Member] | Other Restructuring [Member]        
Restructuring charges 249 343
Engineering Technologies Group [Member]        
Restructuring charges 99 269 116 1,034
Engineering Technologies Group [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 113 17 154
Engineering Technologies Group [Member] | Other Restructuring [Member]        
Restructuring charges 99 156 99 880
Electronics Products Group [Member]        
Restructuring charges 57 12 216
Electronics Products Group [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 132
Electronics Products Group [Member] | Other Restructuring [Member]        
Restructuring charges 57 12 84
Corporate and Other [Member]        
Restructuring charges (288) 45 62 329
Corporate and Other [Member] | Involuntary Employee Severance And Benefit Costs [Member]        
Restructuring charges 62 18 62 292
Corporate and Other [Member] | Other Restructuring [Member]        
Restructuring charges $ (350) $ 27 $ 37