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Other Income (Expense), Net (Details) - USD ($)
$ in Thousands
3 Months Ended
Feb. 26, 2017
Feb. 28, 2016
Other Income and Expenses [Abstract]    
Foreign exchange management gains (losses) $ (10,244) $ 3,736
Foreign currency transaction (losses) gains 9,676 (8,203)
Interest income 617 209
Investment income 353 708
Other 6 1,331
Total other income (expense), net $ 408 $ (2,219)