Financial Instruments-Impact of Cash Flow Hedges on Other Comprehensive Income, Accumulated Other Comprehensive Income and Income Statement (Details) - Cash Flow Hedging [Member] - USD ($) $ in Millions	3 Months Ended
	Feb. 28, 2017	Feb. 29, 2016
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	$ (0.6)	$ 2.1
Gain or (Loss) reclassified from AOCI	1.0	1.2
Interest Rate Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	(0.2)	0.0
Interest Rate Contract [Member] | Interest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) reclassified from AOCI	(0.1)	(0.1)
Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	(0.4)	2.1
Foreign Exchange Contract [Member] | Cost of Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) reclassified from AOCI	$ 1.1	$ 1.3