Note 6 - Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill by Reportable Segment (Details) - USD ($)	May 28, 2022	Nov. 27, 2021
Goodwill, original recorded value	$ 11,114,000	$ 7,217,000
Goodwill, accumulated impairment loss	(3,897,000)
Goodwill, Ending Balance	7,217,000
Goodwill, original recorded value	11,114,000	$ 7,217,000
Goodwill, accumulated impairment loss	(3,897,000)
Wholesale Segment [Member]
Goodwill, original recorded value	9,188,000
Goodwill, accumulated impairment loss	(1,971,000)
Goodwill, Ending Balance	7,217
Goodwill, original recorded value	9,188,000
Goodwill, accumulated impairment loss	(1,971,000)
Retail Segment [Member]
Goodwill, original recorded value	1,926,000
Goodwill, accumulated impairment loss	(1,926,000)
Goodwill, Ending Balance	0
Goodwill, original recorded value	1,926,000
Goodwill, accumulated impairment loss	$ (1,926,000)