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Fair Value Measurements (Details 2) (USD $)
In Thousands, unless otherwise specified
Dec. 03, 2011
Nov. 27, 2010
Estimate of Fair Value, Fair Value Disclosure [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt fair value estimate $ 16,716 $ 16,892
Carrying (Reported) Amount, Fair Value Disclosure [Member]
   
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt carrying value $ 17,270 $ 17,477