Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risks - Reconciliation of Changes in Carrying Amounts of Trademarks (Details) $ in Millions	3 Months Ended
	Feb. 29, 2020 USD ($)
Indefinite-lived Intangible Assets [Roll Forward]
At November 30, 2019	$ 1,167
At February 29, 2020	1,167
NAA Segment
Indefinite-lived Intangible Assets [Roll Forward]
At November 30, 2019	927
Foreign currency translation adjustment	0
At February 29, 2020	927
EA Segment
Indefinite-lived Intangible Assets [Roll Forward]
At November 30, 2019	240
At February 29, 2020	$ 240