Note 12 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands	Aug. 27, 2022	Nov. 27, 2021
Accrued Environmental Loss Contingencies, Noncurrent	$ 6,127	$ 6,603
Facility in Simpsonville, South Carolina [Member]
Accrual for Environmental Loss Contingencies, Ending Balance	$ 2,962	$ 3,333

Total costs accrued as of the balance sheet date for environmental loss contingencies.

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