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Note 5 (Tables)
 3 Months Ended
Dec. 30, 2017
Notes Tables  
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
   
Three months ended
  
   
December 30,
    
December 24,
  
   
2017
    
2016
  
   
(in thousands, except per share amounts)
  
                 
                 
Stock Options
   $
615
     $
(211
 )
Stock purchase plan
    
200
      
174
  
Restricted stock issued to an employee
    
1
      
1
  
Total share-based compensation
   $
816
     $
(36
 )
                 
The above compensation is net of tax benefits
   $
137
     $
783