Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risks - Derivatives Qualifying and Designated as Hedging Instruments Recognized in Other Comprehensive Income (Details) - Designated as hedging instruments - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	May 31, 2020	May 31, 2019	May 31, 2020	May 31, 2019
Cross currency swaps, included component
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) recognized in AOCI, net investment hedges	$ 133	$ 18	$ 131	$ 20
Cross currency swaps, excluded component
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) recognized in AOCI, net investment hedges	(43)	10	(1)	(1)
Foreign currency zero cost collars
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) recognized in AOCI, cash flow hedges	1	(1)	(1)	(1)
Foreign currency forwards
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) recognized in AOCI, cash flow hedges	38	0	53	0
Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) recognized in AOCI, cash flow hedges	4	0	4	1
Gains (losses) reclassified from AOCI, cash flow hedges	(1)	(2)	(3)	(4)
Cross currency swaps, interest expense
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) recognized on derivative instruments (amount excluded from effectiveness testing - net investment hedges)	$ 2	$ 6	$ 12	$ 11