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Financial Instruments - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Feb. 28, 2017
Feb. 29, 2016
Debt Instrument [Line Items]    
Lessee Leasing Arrangements, Operating Leases, Term of Contract 15 years  
Operating Leases, Rent Expense, Net $ 0.9  
Maximum time frame for foreign exchange contracts, months 9 months  
Amount of accumulated other comprehensive income expected to be reclassified to earnings in next 12 months $ 2.1  
Other Income [Member] | Fair Value Hedging [Member] | Foreign Exchange Contract [Member]    
Debt Instrument [Line Items]    
Foreign Currency Transaction Gain (Loss), Realized (2.7) $ 0.0
Other Income [Member] | Fair Value Hedging [Member] | Loans Payable [Member]    
Debt Instrument [Line Items]    
Foreign Currency Transaction Gain (Loss), Realized $ 2.5 $ 0.0