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Redeemable Non-Controlling Interest (Details)
In Thousands, unless otherwise specified
12 Months Ended
Nov. 30, 2013
USD ($)
Dec. 01, 2012
USD ($)
Dec. 03, 2011
USD ($)
Nov. 30, 2013
EUR (€)
Sep. 01, 2012
EUR (€)
Redeemable Non Controlling Activity [Abstract]          
Cash paid by minority owner $ 0 $ 0 $ 1,425    
Redemption option minimum         3,500
Current redemption value of the option       3,500  
Balance of redeemable non-controlling interest 3,981 3,887      
Net income (loss) attributed to redeemable non-controlling interest 351 208      
Accretion adjustment to redemption value 48 1      
Increase in non-controlling shareholder ownership 384 0      
Distributions to non-controlling shareholder 244 0      
Foreign currency translation adjustment 196 (115)      
Balance of redeemable non-controlling interest $ 4,717 $ 3,981 $ 3,887