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Note 10 - Notes Payable and Bank Credit Facility (Details Textual) $ in Thousands		12 Months Ended
	Feb. 02, 2015 USD ($)	Nov. 26, 2016 USD ($)	Nov. 28, 2015 USD ($)	Nov. 29, 2014 USD ($)	Feb. 02, 2016	Dec. 05, 2015 USD ($)
Long-term Debt, Current Maturities		$ 3,290	$ 5,273
Long-term Debt		7,111	13,773
Interest Paid		353	277	$ 176
Bank One [Member]
Line of Credit Facility, Maximum Borrowing Capacity						$ 15,000
Letters of Credit Outstanding, Amount		1,972
Line of Credit Facility, Remaining Borrowing Capacity		13,028
Bank Two [Member]
Letters of Credit Outstanding, Amount		456
Transportation Equipment Notes Payable [Member]
Long-term Debt			2,152
Secured Debt, Current			901
Debt Instrument, Collateral Amount			3,796
Real Estate Notes Payable Operated in Retail Segment [Member]
Debt Instrument, Interest Rate, Stated Percentage		6.73%
Long-term Debt		$ 1,219	1,709
Secured Debt, Current		385	351
Real Estate Notes Payable Operated in Retail Segment [Member] \| Financed Through Commercial Mortgages [Member]
Debt Instrument, Collateral Amount		5,858	5,993
Real Estate Notes Payable Operated in Logistical Services Segment [Member]
Secured Debt			1,224
Real Estate Notes Payable Operated in Logistical Services Segment [Member] \| Land and Building [Member]
Debt Instrument, Collateral Amount			6,226
Zenith Freight Lines [Member] \| Unsecured Debt [Member]
Debt Instrument, Face Amount	$ 9,000
Debt Instrument, Number of Annual Payments	3
Debt Instrument, Periodic Payment	$ 3,000
Debt Instrument, Interest Rate, Stated Percentage	0.62%				1.14%
Amortization of Debt Discount (Premium)		204	252
Long-term Debt, Current Maturities		$ 2,904	$ 2,796