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Note E - Property, Plant and Equipment (Tables)
12 Months Ended
Jun. 30, 2019
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   
2019
   
 
 2018
 
Land
  $
6,479
    $
6,525
 
Buildings
   
47,627
     
46,473
 
Machinery and equipment
   
158,183
     
 144,457
 
     
212,289
     
197,455 
 
Less: accumulated depreciation
   
(141,031
)    
(141,988
    $
71,258
    $
55,467