Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risks - Offsetting Derivative Instruments (Details) - USD ($) $ in Millions	Feb. 28, 2021	Nov. 30, 2020
Assets
Gross Amounts	$ 0	$ 0
Gross Amounts Offset in the Balance Sheet	0	0
Total Net Amounts Presented in the Balance Sheet	0	0
Gross Amounts not Offset in the Balance Sheet	0	0
Net Amounts	0	0
Liabilities
Gross Amounts	9	10
Gross Amounts Offset in the Balance Sheet	0	0
Total Net Amounts Presented in the Balance Sheet	9	10
Gross Amounts not Offset in the Balance Sheet	0	0
Net Amounts	$ 9	$ 10

Derivative, Collateral, Obligation to Return Securities and Cash

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Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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