Financial Arrangements and Financial Instruments - Impact of Fair Value Hedges on Other Comprehensive Income, Accumulated Other Comprehensive Income and Income Statement (Details) - Fair Value Hedging - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	May 31, 2021	May 31, 2020	May 31, 2021	May 31, 2020
Interest Expense | Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Interest income (expense)	$ 2.0	$ 0.9	$ 4.0	$ 1.4
Other Income | Foreign exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Foreign Currency Transaction Gain (Loss), Realized	(3.8)	5.7	(5.9)	3.5
Other Income | Loans Payable
Derivative Instruments, Gain (Loss) [Line Items]
Foreign Currency Transaction Gain (Loss), Realized	$ 4.0	$ (6.2)	$ 6.5	$ (4.2)