Note 6 - Activity in Reserves for Excess Quantities and Obsolete Inventory by Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 28, 2015	Nov. 29, 2014
Operating Segments [Member] | Wholesale Segment [Member]
Balance at November 30, 2013	$ 1,060	$ 1,001
Additions charged to expense	2,442	1,666
Write-offs	(2,415)	(1,607)
Balance at November 29, 2014	1,087	1,060
Operating Segments [Member] | Retail Segment [Member]
Balance at November 30, 2013	352	292
Additions charged to expense	430	331
Write-offs	(472)	(271)
Balance at November 29, 2014	310	352
Balance at November 30, 2013	1,412	1,293
Additions charged to expense	2,872	1,997
Write-offs	(2,887)	(1,878)
Balance at November 29, 2014	$ 1,397	$ 1,412