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Note 2 (Tables)
9 Months Ended
Jun. 27, 2020
Notes Tables  
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
  (in thousands) 
  

Three months ended

  Nine months ended 
  

June 27,

  

June 29,

  

June 27,

  

June 29,

 
  

2020

  

2019

  

2020

  

2019

 
                 

Beginning Balance

 $1,235  $1,655  $1,334  $1,865 

Additions to contract liability

  1,362   1,271   4,111   4,299 

Amounts recognized as revenue

  (1,311)  (1,499)  (4,159)  (4,737)

Ending Balance

 $1,286  $1,427  $1,286  $1,427