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Note 2 (Tables)
9 Months Ended
Jun. 26, 2021
Notes Tables  
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
    (in thousands)  
   

Three months ended

   

Nine months ended

 
   

June 26,

   

June 27,

   

June 26,

   

June 27,

 
   

2021

   

2020

   

2021

   

2020

 
                                 

Beginning Balance

  $ 1,090     $ 1,235     $ 1,327     $ 1,334  

Additions to contract liability

  $ 1,237       1,362       4,182       4,111  

Amounts recognized as revenue

  $ (1,283 )     (1,311 )     (4,465 )     (4,159 )

Ending Balance

  $ 1,044     $ 1,286     $ 1,044     $ 1,286