Fair Value Measurements (Details) - Valuation, Market Approach - Fair Value, Recurring - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Assets:
Foreign currency contracts	$ 5
Net investment hedge contracts	2	$ 3
Liabilities:
Foreign currency contracts	5	1
Net investment hedge contracts	79	8
Fair Value, Inputs, Level 1
Assets:
Foreign currency contracts	0
Net investment hedge contracts	0	0
Liabilities:
Foreign currency contracts	0	0
Net investment hedge contracts	0	0
Fair Value, Inputs, Level 2
Assets:
Foreign currency contracts	5
Net investment hedge contracts	2	3
Liabilities:
Foreign currency contracts	5	1
Net investment hedge contracts	79	8
Fair Value, Inputs, Level 3
Assets:
Foreign currency contracts	0
Net investment hedge contracts	0	0
Liabilities:
Foreign currency contracts	0	0
Net investment hedge contracts	$ 0	$ 0

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- Definition

Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

+ References

No definition available.

+ Details

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- Definition

Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into.

+ References

No definition available.

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- References

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- Definition

Fair value of all derivative assets designated as hedges of net investment in foreign operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624163-113959

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- Definition

Fair value of all derivative liabilities designated as hedges of net investment in foreign operations.

+ References

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