Note 5 - Inventories - Activity in Reserves for Excess Quantities and Obsolete Inventory by Segment (Details) $ in Thousands	3 Months Ended
	Feb. 27, 2021 USD ($)
Balance	$ 4,522
Additions charged to expense	595
Write-offs	(639)
Balance	4,478
Operating Segments [Member] | Wholesale Segment [Member]
Balance	3,421
Additions charged to expense	309
Write-offs	(364)
Balance	3,366
Operating Segments [Member] | Retail Segment [Member]
Balance	1,101
Additions charged to expense	286
Write-offs	(275)
Balance	$ 1,112