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Note 9 - Unconsolidated Affiliated Companies (Details Textual) - USD ($)
$ in Thousands
2 Months Ended 12 Months Ended
Feb. 01, 2015
Nov. 28, 2015
Nov. 29, 2014
Nov. 30, 2013
Feb. 02, 2015
May. 02, 2011
IHFC [Member]            
Decrease in Restricted Cash     $ 2,348 $ 2,348    
Indemnification Escrow Receivable           $ 6,106
Zenith Freight Lines [Member]            
Equity Method Investment, Ownership Percentage 49.00%          
Equity Method Investments     7,915   $ 9,480  
Income (Loss) from Equity Method Investments $ 220          
Investments in and Advances to Affiliates, at Fair Value, Gross Additions 1,345          
Capital Contributions Made to Unconsolidated Affiliated Companies $ 2,745          
Due to Affiliate     2,628      
Income (Loss) from Equity Method Investments   $ 220 661 770    
Shipping, Handling and Transportation Costs   $ 6,863 $ 31,308 $ 29,313    
Cost Method Investments           $ 1,000