Financial Instruments (Fair Value Hedges) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Interest expense	$ 56.0	$ 53.3	$ 49.7
Other income, net	4.2	1.1	1.1
Foreign Exchange Contracts [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Notional Amount	189.4
Investment Foreign Currency, Contract, Foreign Currency Amount	449.2	264.5
Fair Value Hedges [Member] | Foreign Exchange Contracts [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Notional Amount	109.9
Fair Value Hedges [Member] | Interest Expense [Member] | Interest Rate Contracts [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Interest expense	1.6	$ 5.1	$ 5.0
Fair Value Hedges [Member] | Other Income [Member] | Foreign Exchange Contracts [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Foreign Currency Transaction Gain (Loss), Realized	(3.5)
Other income, net	(3.5)
Fair Value Hedges [Member] | Other Income [Member] | Loans Payable [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Foreign Currency Transaction Gain (Loss), Realized	3.1
Other income, net	$ 3.1