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Note 3 - Restructuring Charges (Tables)
 3 Months Ended
Dec. 30, 2017
Notes Tables  
Restructuring and Related Costs [Table Text Block]
   
 
 
 
  
Severance and
    
 
 
 
(In thousands)
  
Equipment
    
Other Employee
    
 
 
 
   
Relocation Costs
    
Separation Costs
    
Total
  
Liability as of October 1, 2016
   $
31
     $
239
     $
270
  
Restructuring charges
    
48
      
-
      
48
  
Cash payments
    
(79
 )    
(74
 )    
(153
 )
Liability as of December 31, 2016
   $
-
     $
165
     $
165