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Note C - Warranty (Tables)
9 Months Ended
Mar. 30, 2018
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
   
For the Quarter Ended
   
For the Three Quarters Ended
 
   
March 30, 2018
   
March 31, 2017
   
March 30, 2018
   
March 31, 2017
 
Reserve balance, beginning of period
  $
2,467
    $
2,542
    $
2,062
    $
3,607
 
Current period expense and adjustments
   
1,217
     
(189
)    
2,598
     
54
 
Payments or credits to customers
   
(559
)    
(456
)    
(1,581
)    
(1,724
)
Translation
   
24
     
5
     
70
     
(35
)
Reserve balance, end of period
  $
3,149
    $
1,902
    $
3,149
    $
1,902