Note 6 - Activity in Reserves for Excess Quantities and Obsolete Inventory by Segment (Details) $ in Thousands	3 Months Ended
	Feb. 27, 2016 USD ($)
Operating Segments [Member] | Wholesale Segment [Member]
Balance at November 28, 2015	$ 1,087
Additions charged to expense	712
Write-offs	(429)
Balance at February 27, 2016	1,370
Operating Segments [Member] | Retail Segment [Member]
Balance at November 28, 2015	310
Additions charged to expense	140
Write-offs	(109)
Balance at February 27, 2016	341
Balance at November 28, 2015	1,397
Additions charged to expense	852
Write-offs	(538)
Balance at February 27, 2016	$ 1,711