Financial Instruments - Impact of Cash Flow Hedges on Other Comprehensive Income, Accumulated Other Comprehensive Income and Income Statement (Details) - USD ($) $ in Millions	3 Months Ended
	Feb. 28, 2019	Feb. 28, 2018
Cash Flow Hedging
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	$ (1.2)	$ (1.2)
Gain or (Loss) reclassified from AOCI	0.4	(1.0)
Cash Flow Hedging | Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	0.0	0.0
Cash Flow Hedging | Interest rate contracts | Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) reclassified from AOCI	0.1	0.1
Cash Flow Hedging | Foreign exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	(1.2)	(1.2)
Cash Flow Hedging | Foreign exchange contracts | Cost of Sales
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) reclassified from AOCI	0.3	(1.1)
Net Investment Hedging | Cross currency contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	(9.5)	0.0
Net Investment Hedging | Cross currency contracts | Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) reclassified from AOCI	$ 0.3	$ 0.0