Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risks - Offsetting Derivative Instruments (Details) - USD ($) $ in Millions	May 31, 2020	Nov. 30, 2019
Assets
Gross Amounts		$ 58
Gross Amounts Offset in the Balance Sheet	$ 0	0
Total Net Amounts Presented in the Balance Sheet		58
Gross Amounts not Offset in the Balance Sheet	0	(4)
Net Amounts	0	54
Liabilities
Gross Amounts	12	25
Gross Amounts Offset in the Balance Sheet	0	0
Total Net Amounts Presented in the Balance Sheet	12	25
Gross Amounts not Offset in the Balance Sheet	0	(4)
Net Amounts	$ 12	$ 21

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