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Note 4 - Property, Plant and Equipment
12 Months Ended
Jun. 30, 2017
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]
4.
Property, plant and equipment
 
 
Property, plant and equipment consist of the following (in thousands):
 
June 30
 
2017
 
 
2016
 
Land, buildings and
leasehold improvements
  $
78,048
    $
67,187
 
Machinery, equipment and other
   
199,419
     
177,745
 
Total
   
277,467
     
244,932
 
Less accumulated depreciation
   
144,307
     
138,246
 
Property, plant and equipment - net
  $
133,160
    $
106,686
 
 
Depreciation expense for the years ended
June 30, 2017,
2016,
and
2015
totaled
$14.7
million,
$13.7
million, and
$13.4
million, respectively.