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Note 18 - Industry Segment Information - Restructuring Expense by Segment (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Restructuring Expense $ 5,825 $ 4,232 $ 3,443
Food Service Equipment Group [Member]      
Restructuring Expense 1,186 2,979 2,578
Engraving Group [Member]      
Restructuring Expense 6 92 220
Engineering Technologies Group [Member]      
Restructuring Expense 3,880 160 75
Electronics Products Group [Member]      
Restructuring Expense 498 841 570
Hydraulics Products Group [Member]      
Restructuring Expense
Corporate and Other [Member]      
Restructuring Expense $ 255 $ 160