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Note 9 - Real Estate Notes Payable and Bank Debt (Details) - USD ($)
$ in Thousands
Feb. 27, 2016
Nov. 28, 2015
Zenith Note Payable [Member]    
Principal Balance $ 6,000 $ 9,000
Unamortized Discount (246) (312)
Long-term Debt 5,754 8,688
Transportation Equipment Notes Payable [Member]    
Principal Balance 5,112 2,152
Long-term Debt 5,112 2,152
Real Estate Notes Payable [Member]    
Principal Balance 2,782 2,933
Long-term Debt 2,782 2,933
Principal Balance 13,894 14,085
Unamortized Discount (246) (312)
Long-term Debt 13,648 13,773
Principal Balance, less current portion (6,030) (5,477)
Unamortized discount, less current portion 175 204
Net Carrying Amount, less current portion (5,855) (5,273)
Long-term Debt 7,864 8,608
Long-term Debt (71) (108)
Long-term Debt $ 7,793 $ 8,500