Note 7 - Property and Equipment (Details Textual) - USD ($) $ in Thousands	12 Months Ended
Nov. 28, 2015	Nov. 29, 2014	Nov. 30, 2013
Retail Segment [Member]
Depreciation	$ 5,970	$ 5,782	$ 4,531
Logistical Services [Member]
Depreciation	$ 2,366

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

Name:	us-gaap_Depreciation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration