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Non-Operating Income (Expense) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 02, 2012
Mar. 04, 2011
Interest and other income (expense), net:    
Interest income $ 6,193 $ 6,099
Foreign exchange gains (losses) (9,721) (7,774)
Realized gains on fixed income investment 702 605
Realized losses on fixed income investment (205) (61)
Other 246 314
Interest and other income (expense), net (2,785) (817)
Interest expense (16,838) (17,020)
Investment gains (losses), net:    
Realized investment gains 245 1,802
Unrealized investment gains 810 438
Realized investment losses (34) (650)
Unrealized investment losses 0 0
Investment gains (losses), net 1,021 1,590
Total non-operating income (expense), net $ (18,602) $ (16,247)