Note 5 - Inventories (Details) - Activity in Reserves for Excess Quantities and Obsolete Inventory by Segment (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Nov. 29, 2014	Nov. 30, 2013	Nov. 24, 2012
Note 5 - Inventories (Details) - Activity in Reserves for Excess Quantities and Obsolete Inventory by Segment [Line Items]
Balance	$ 1,412	$ 1,293	$ 1,089
Additions charged to expense	1,997	2,692
Write-offs	(1,878)	(2,488)
Wholesale Segment [Member] | Operating Segments [Member]
Note 5 - Inventories (Details) - Activity in Reserves for Excess Quantities and Obsolete Inventory by Segment [Line Items]
Balance	1,060	1,001	715
Additions charged to expense	1,666	2,309
Write-offs	(1,607)	(2,023)
Retail Segment [Member] | Operating Segments [Member]
Note 5 - Inventories (Details) - Activity in Reserves for Excess Quantities and Obsolete Inventory by Segment [Line Items]
Balance	352	292	374
Additions charged to expense	331	383
Write-offs	$ (271)	$ (465)