Derivative Instruments - Schedule of Derivative Instruments Measured at Fair Value in Statement of Financial Position (Details) - Level 2 - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Derivatives, Fair Value [Line Items]
Derivative Assets	$ 1	$ 0
Derivative Liabilities	(69)	(113)
Derivatives designated as hedges \| Cross-currency swap agreements \| Other Current Assets and Other Current Liabilities
Derivatives, Fair Value [Line Items]
Notional Amount	1,040	450
Derivatives designated as hedges \| Cross-currency swap agreements \| Other current assets
Derivatives, Fair Value [Line Items]
Derivative Assets	0	0
Derivatives designated as hedges \| Cross-currency swap agreements \| Other current liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities	(63)	(44)
Derivatives designated as hedges \| Cross-currency swap agreements \| Other Long Term Assets and Other Long Term Liabilities
Derivatives, Fair Value [Line Items]
Notional Amount	130	740
Derivatives designated as hedges \| Cross-currency swap agreements \| Other long-term assets
Derivatives, Fair Value [Line Items]
Derivative Assets	0	0
Derivatives designated as hedges \| Cross-currency swap agreements \| Other long-term liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities	(6)	(65)
Derivatives designated as hedges \| Interest rate swaps \| Other Current Assets and Other Current Liabilities
Derivatives, Fair Value [Line Items]
Notional Amount		2,003
Derivatives designated as hedges \| Interest rate swaps \| Other current assets
Derivatives, Fair Value [Line Items]
Derivative Assets		0
Derivatives designated as hedges \| Interest rate swaps \| Other current liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities		$ (4)
Derivatives not designated as hedges \| Foreign currency option contracts \| Other Current Assets and Other Current Liabilities
Derivatives, Fair Value [Line Items]
Notional Amount	178
Derivatives not designated as hedges \| Foreign currency option contracts \| Other current assets
Derivatives, Fair Value [Line Items]
Derivative Assets	1
Derivatives not designated as hedges \| Foreign currency option contracts \| Other current liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities	$ 0

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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- Definition

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.

+ References

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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