Note 6 - Inventories - Activity in Reserves for Excess Quantities and Obsolete Inventory by Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 25, 2023	Nov. 26, 2022	Nov. 27, 2021
Balance	$ 5,167	$ 4,816
Additions charged to expense	4,626	3,648	$ 2,969
Write-offs	(4,610)	(3,297)
Balance	5,183	5,167	4,816
Operating Segments [Member] | Wholesale Segment [Member]
Balance	4,103	3,683
Additions charged to expense	3,876	2,577
Write-offs	(3,834)	(2,157)
Balance	4,145	4,103	3,683
Operating Segments [Member] | Retail Segment [Member]
Balance	1,064	1,133
Additions charged to expense	750	1,071
Write-offs	(776)	(1,140)
Balance	$ 1,038	$ 1,064	$ 1,133