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, unless otherwise specified	3 Months Ended
	Feb. 28, 2015	Feb. 28, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	$ 3.0	$ 0
Gain or (Loss) reclassified from AOCI	1.1	(0.4)
Interest rate contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	0	0
Interest rate contract [Member] | Interest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) reclassified from AOCI	0	0
Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) recognized in OCI	3.0	0
Foreign Exchange Contract [Member] | Cost of Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain or (Loss) reclassified from AOCI	$ 1.1	$ (0.4)