Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risk - Financial Instruments that are Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Millions	Nov. 30, 2020	Nov. 30, 2019
Assets
Derivative financial instruments	$ 0	$ 58
Liabilities
Derivative financial instruments	10	25
Financial Instruments Measured at Fair Value on a Recurring Basis \| Level 1
Assets
Cash and cash equivalents	9,513	518
Restricted cash	179	13
Total	9,692	530
Financial Instruments Measured at Fair Value on a Recurring Basis \| Level 1 \| Derivative financial instruments
Assets
Derivative financial instruments	0
Financial Instruments Measured at Fair Value on a Recurring Basis \| Level 2
Assets
Cash and cash equivalents		0
Restricted cash	0
Total		58
Liabilities
Total	10	25
Financial Instruments Measured at Fair Value on a Recurring Basis \| Level 2 \| Derivative financial instruments
Assets
Derivative financial instruments		58
Financial Instruments Measured at Fair Value on a Recurring Basis \| Level 2 \| Derivative financial instruments
Liabilities
Derivative financial instruments	10	25
Financial Instruments Measured at Fair Value on a Recurring Basis \| Level 3
Liabilities
Total	0	$ 0
Financial Instruments Measured at Fair Value on a Recurring Basis \| Level 3 \| Derivative financial instruments
Assets
Derivative financial instruments	$ 0

Restricted Cash and Cash Equivalents, Fair Value Disclosure

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value, before effects of master netting arrangements, of a 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. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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-Publisher FASB
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Fair value, before effects of master netting arrangements, of a financial liability or 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. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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Fair value of financial and nonfinancial obligations.

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