Note 7 - Goodwill and Other Intangible Assets (Details Textual) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
May 30, 2020	Nov. 27, 2021	Nov. 28, 2020	Nov. 30, 2019
Goodwill, Impairment Loss	$ 1,971	$ 0	$ 1,971	$ 1,926
Goodwill, Impaired, Accumulated Impairment Loss		3,897	3,897	1,926
Amortization of Intangible Assets, Total		379	379	379
Wholesale Segment [Member]
Goodwill, Impairment Loss			1,971
Amortization of Intangible Assets, Total		$ 57	$ 57	$ 57

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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