Note 10 - Notes Payable and Bank Credit Facility (Details Textual) $ in Thousands		12 Months Ended
	Feb. 02, 2015 USD ($)	Nov. 28, 2015 USD ($)	Nov. 29, 2014 USD ($)	Nov. 30, 2013 USD ($)
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%
Amortization of Debt Discount (Premium)		$ 252
Debt Instrument, Carrying Amount, Current		$ 2,796
Transportation Equipment Notes Payable [Member] | Minimum [Member]
Debt Instrument, Interest Rate, Stated Percentage		3.75%
Debt Instrument, Term		1 year 210 days
Transportation Equipment Notes Payable [Member] | Maximum [Member]
Debt Instrument, Term		3 years 120 days
Transportation Equipment Notes Payable [Member]
Long-term Debt		$ 2,152
Secured Debt, Current		901
Secured Debt		3,796
Real Estate Notes Payable Operated in Retail Segment [Member] | Financed Through Commercial Mortgages [Member]
Debt Instrument, Collateral Amount		$ 5,993	$ 6,127
Real Estate Notes Payable Operated in Retail Segment [Member]
Debt Instrument, Interest Rate, Stated Percentage		6.73%
Long-term Debt		$ 1,709	2,218
Secured Debt, Current		351	316
Real Estate Notes Payable Operated in Logistical Services Segment [Member] | Land and Building [Member]
Debt Instrument, Collateral Amount		$ 6,226
Real Estate Notes Payable Operated in Logistical Services Segment [Member]
Debt Instrument, Interest Rate, Stated Percentage		3.75%
Secured Debt		$ 1,224
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid		1,004
Bank One [Member]
Line of Credit Facility, Maximum Borrowing Capacity		15,000
Letters of Credit Outstanding, Amount		1,970
Line of Credit Facility, Remaining Borrowing Capacity		13,030
Bank Two [Member]
Letters of Credit Outstanding, Amount		356
Debt Instrument, Carrying Amount, Current		5,477	316
Long-term Debt		13,773
Interest Paid		$ 277	$ 176	$ 244