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Note 17 - Industry Segment Information - Assets by Industry Segments (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Jun. 30, 2019
Assets $ 967,815 $ 921,889
Engraving Group [Member] | Continuing Operations [Member]    
Assets 267,727 233,569
Electronics Products Group [Member] | Continuing Operations [Member]    
Assets 329,239 332,326
Engineering Technologies Group [Member] | Continuing Operations [Member]    
Assets 153,022 149,628
Hydraulics Products Group [Member] | Continuing Operations [Member]    
Assets 26,450 28,132
Food Service Equipment Group [Member] | Continuing Operations [Member]    
Assets 170,595 159,656
Corporate and Other [Member] | Continuing Operations [Member]    
Assets $ 20,782 $ 18,578