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Note L - Restructuring of Operations and Other Operating Income (Tables)
 9 Months Ended
Mar. 27, 2020
Notes Tables  
Restructuring and Related Costs [Table Text Block]
Accrued restructuring liability, June 30, 2019
   $
-
  
Additions related to workforce reduction and reorganization programs
    
1,717
  
Additions related to contract termination
    
3,185
  
Payments, adjustments and write-offs during the year
    
(4,531
 )
Accrued restructuring liability, March 27, 2020
   $
371