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Business Acquisitions, Investments and Redeemable Noncontrolling Interests (Investments) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Aug. 29, 2015
Nov. 28, 2015
Nov. 29, 2014
Nov. 30, 2013
May. 01, 2008
Investment [Line Items]          
Investment in affiliate   $ 525 $ 1,073 $ 615  
Cost-method Investments [Member]          
Investment [Line Items]          
Cost method investment, ownership percentage         14.60%
Investment in affiliate   525 1,073 $ 392  
Impairment charge $ 3,802        
Cost-method Investments, Write-off 207        
Cost method investments   0 3,277    
Equity Method Investee [Member]          
Investment [Line Items]          
Equity method investment, ownership percentage         30.00%
Equity method investment, aggregate cost         $ 4,000
Impairment charge $ 2,720        
Equity method investments   $ 0 $ 2,918