Fair Value Disclosures - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Derivative Asset [Abstract]
Derivative assets	$ 167	$ 193
Liabilities
Derivative liabilities	99	121
Level 1 \| Fair Value, Measurements, Recurring
Derivative Asset [Abstract]
Derivative assets	0	0
Investments and securities	18	22
Total	18	22
Liabilities
Derivative liabilities	0	0
Level 2 \| Fair Value, Measurements, Recurring
Derivative Asset [Abstract]
Derivative assets	167	193
Investments and securities	0	0
Total	167	193
Liabilities
Derivative liabilities	99	121
Level 3 \| Fair Value, Measurements, Recurring
Derivative Asset [Abstract]
Derivative assets	0	0
Investments and securities	28	30
Total	28	30
Liabilities
Derivative liabilities	$ 0	$ 0

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

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-Name Accounting Standards Codification
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-Section 50
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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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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 portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References

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-Publisher FASB
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