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Short-Term Borrowings (Detail) - USD ($)
3 Months Ended
Feb. 19, 2016
Dec. 14, 2015
Oct. 29, 2015
Feb. 28, 2017
Feb. 29, 2016
Nov. 30, 2016
Short-term Debt [Line Items]            
Short-term borrowings       $ 422,924,000   $ 525,842,000
Interest rate on short-term borrowings outstanding       1.37%    
Average daily short-term borrowings       $ 448,100,000 $ 306,200,000  
Floating rate puttable notes [Member]            
Short-term Debt [Line Items]            
Short-term borrowings       96,428,000   96,455,000
Bank loans [Member]            
Short-term Debt [Line Items]            
Short-term borrowings       326,496,000   372,301,000
Secured revolving loan facilities [Member] | Loan Facility [Member]            
Short-term Debt [Line Items]            
Short-term borrowings       0   57,086,000
Bank Overdrafts [Member]            
Short-term Debt [Line Items]            
Short-term borrowings       14,500,000   $ 10,300,000
Line of Credit [Member] | First Secured Revolving Loan Facility [Member]            
Short-term Debt [Line Items]            
Credit facility maximum borrowing capacity     $ 50,000,000      
Line of Credit [Member] | First Secured Revolving Loan Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Short-term Debt [Line Items]            
Basis spread on variable rate     3.75%      
Line of Credit [Member] | Second Secured Revolving Loan Facility [Member]            
Short-term Debt [Line Items]            
Credit facility maximum borrowing capacity   $ 50,000,000        
Line of Credit [Member] | Second Secured Revolving Loan Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Short-term Debt [Line Items]            
Basis spread on variable rate   4.25%        
Line of Credit [Member] | Demand Loan Facility [Member]            
Short-term Debt [Line Items]            
Credit facility maximum borrowing capacity $ 25,000,000.0          
Line of Credit [Member] | Demand Loan Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Short-term Debt [Line Items]            
Basis spread on variable rate 1.50%          
Line of Credit [Member] | Intraday Credit Facility [Member]            
Short-term Debt [Line Items]            
Credit facility maximum borrowing capacity       $ 250,000,000.0    
Line of Credit [Member] | Intraday Credit Facility [Member] | Federal funds effective rate [Member]            
Short-term Debt [Line Items]            
Basis spread on variable rate       0.50%