Note 7 - Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
May 30, 2020	Nov. 27, 2021	Nov. 28, 2020	Nov. 30, 2019
Balance		$ 12,146	$ 14,117
Goodwill impairment	$ (1,971)	0	(1,971)	$ (1,926)
Balance		12,146	12,146	14,117
Wholesale Segment [Member]
Balance		7,217	9,188
Goodwill impairment			(1,971)
Balance		7,217	7,217	9,188
Retail Segment [Member]
Balance		0	0
Goodwill impairment			0
Balance		0	0	0
Logistical Services [Member]
Balance		4,929	4,929
Goodwill impairment			0
Balance		$ 4,929	$ 4,929	$ 4,929

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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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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