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Note 5 - Accounts Receivable (Tables)
12 Months Ended
Nov. 25, 2023
Notes Tables  
Schedule Of Accounts Receivable [Table Text Block]
      November 25, 2023       November 26, 2022  

Gross accounts receivable

  $ 14,271     $ 19,099  

Allowance for credit losses

    (535 )     (1,261 )

Net accounts receivable

  $ 13,736     $ 17,838  
Financing Receivable, Current, Allowance for Credit Loss [Table Text Block]
   

2023

   

2022

 
                 

Balance, beginning of the year

  $ 1,261     $ 567  

Additions (recoveries) charged to expense

    219       761  

Reductions to allowance, net

    (945 )     (67 )

Balance, end of the year

  $ 535     $ 1,261