Note 2 - Significant Accounting Policies (Details Textual)	12 Months Ended
	Nov. 28, 2015 USD ($) shares	Nov. 29, 2014 USD ($)	Nov. 30, 2013 USD ($)
Minimum [Member] | Building and Building Improvements [Member]
Property, Plant and Equipment, Useful Life	10 years
Minimum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment, Useful Life	5 years
Minimum [Member] | Retail Buildings And Improvements [Member]
Property, Plant and Equipment, Useful Life	10 years
Minimum [Member]
Payment Terms For Wholesale Customers	30 days
Maximum [Member] | Building and Building Improvements [Member]
Property, Plant and Equipment, Useful Life	39 years
Maximum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment, Useful Life	10 years
Maximum [Member] | Retail Buildings And Improvements [Member]
Property, Plant and Equipment, Useful Life	39 years
Maximum [Member]
Payment Terms For Wholesale Customers	60 days
Export Sales [Member]
Revenues	$ 4,516,000	$ 4,774,000	$ 4,603,000
Retail Real Estate [Member]
Land	990,000	1,990,000
Buildings and Improvements, Gross	6,178,000	8,831,000
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	4,631,000
Depreciation	184,000	400,000	484,000
Asset Impairment Charges	416,000
Sugarland Real Estate [Member]
Proceeds from Sale of Real Estate	2,835,000
Impairment of Real Estate	182,000
Deliver Wholesale Merchandise to Customers [Member]
Shipping, Handling and Transportation Costs	18,624,000	16,162,000	15,685,000
Deliver Retail Merchandise to Customers [Member]
Shipping, Handling and Transportation Costs	$ 15,383,000	$ 12,844,000	10,855,000
Zenith Freight Lines [Member] | Common Stock [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares | shares	89,485
Zenith Freight Lines [Member]
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable	$ 1,675,000
Notes Issued	8,436,000
Scenario, Previously Reported [Member]
Prior Period Reclassification Adjustment	5,268,000
Goodwill, Impairment Loss	$ 0
Percent Of Aggregate Risk Exposure Net Of Reserves Attributable To Major Licensees	26.00%	24.00%
Number Of Major Licensees	3	2
Percentage of LIFO Inventory	43.00%	40.00%
Land	$ 12,311,000	$ 11,371,000
Buildings and Improvements, Gross	104,265,000	90,204,000
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	105,962,000	96,947,000
Proceeds from Sale of Real Estate	$ 5,157,000	$ 1,407,000	3,750,000
Impairment of Real Estate			$ 416,000
Asset Impairment Charges	$ 106,000
Pre-Opening Costs	623,000	$ 1,217,000	$ 671,000
Shipping, Handling and Transportation Costs	6,863,000	31,308,000	29,313,000
Advertising Expense	$ 16,228,000	$ 15,614,000	$ 14,750,000