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Note G - Pension and Other Postretirement Benefit Plans (Tables)
3 Months Ended
Sep. 25, 2015
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
   
For the Quarter Ended
 
   
Sept. 25,
   
Sept. 26,
 
   
2015
   
2014
 
                 
Pension Benefits:
               
Service cost
  $ 130     $ 119  
Interest cost
    1,225       1,222  
Expected return on plan assets
    (1,692 )     (1,681 )
Amortization of transition obligation
    9       9  
Amortization of net loss
    908       609  
Net periodic benefit cost
  $ 580     $ 278  
                 
Postretirement Benefits:
               
Service cost
  $ 7     $ 8  
Interest cost
    151       145  
Amortization of net actuarial loss
    182       159  
Net periodic benefit cost
  $ 340     $ 312