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Note 11 - Accumulated Other Comprehensive Loss (Tables)
12 Months Ended
Nov. 26, 2022
Notes Tables  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

Balance at November 28, 2020

  $ (1,394 )

Actuarial losses

    (762 )

Net pension amortization reclassified from accumulated other comprehensive loss

    186  

Tax effects

    147  

Balance at November 27, 2021

    (1,823 )

Actuarial gains

    2,503  

Net pension amortization reclassified from accumulated other comprehensive loss

    256  

Foreign currency translation adjustment

    (272 )

Tax effects

    (614 )

Balance at November 26, 2022

  $ 50