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Derivatives and Hedging Activities (Details 2) (USD $)
12 Months Ended
Dec. 02, 2011
Dec. 03, 2010
Nov. 27, 2009
Derivatives and Hedging Activities (Numeric) [Abstract]      
Gain (loss) recognized in interest and other income, net relating to hedges of forecasted transactions that did not occur $ 0 $ 0 $ 0
Notional amounts of outstanding contracts derivatives 560,100,000 536,500,000  
Maturity date of outstanding balance sheet hedging derivatives 180 days or less 180 days or less  
Gain (loss) on foreign currency assets and liabilities:      
Gain (loss) on foreign currency assets and liabilities, Total (30,226,000) (12,948,000) (13,420,000)
Fair Value Hedging [Member]
     
Gain (loss) on foreign currency assets and liabilities:      
Net realized gain (loss) recognized in other income 6,604,000 (11,470,000) 25,384,000
Net unrealized (loss) gain recognized in other income (4,062,000) (12,345,000) (6,390,000)
Gain (loss) on foreign currency assets and liabilities, Total 2,542,000 (23,815,000) 18,994,000
(Loss) gain on hedges of foreign currency assets and liabilities:      
Net realized gain (loss) recognized in other income 4,633,000 21,921,000 (11,872,000)
Net unrealized gain (loss) recognized in other income (8,606,000) 12,247,000 (2,535,000)
(Loss) gain on hedges of foreign currency assets and liabilities, Total (3,973,000) 34,168,000 (14,407,000)
Net gain (loss) recognized in interest and other income (expense), net (1,431,000) 10,353,000 4,587,000
Cash Flow Hedging [Member] | Foreign Exchange Contract [Member]
     
Derivatives and Hedging Activities (Numeric) [Abstract]      
Maturity date of foreign exchange contracts, minimum 1 month    
Maturity date of foreign exchange contracts, maximum 12 months    
Euro [Member]
     
Derivatives and Hedging Activities (Numeric) [Abstract]      
Notional amounts of outstanding contracts derivatives 307,800,000 305,100,000  
Yen [Member]
     
Derivatives and Hedging Activities (Numeric) [Abstract]      
Notional amounts of outstanding contracts derivatives 49,300,000 52,000,000  
Other Foreign Currencies [Member]
     
Derivatives and Hedging Activities (Numeric) [Abstract]      
Notional amounts of outstanding contracts derivatives $ 203,000,000 $ 179,400,000