FAIR VALUE MEASUREMENTS (Details) - Fair Value, Recurring - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Fair Value, Inputs, Level 1
Liabilities, Fair Value Disclosure [Abstract]
Foreign currency contracts	$ 0	$ 0
Fair Value, Inputs, Level 3
Liabilities, Fair Value Disclosure [Abstract]
Foreign currency contracts	0	0
Valuation, Market Approach
Assets, Fair Value Disclosure [Abstract]
Investment in equity securities	432
Foreign currency contracts	5	3
Liabilities, Fair Value Disclosure [Abstract]
Foreign currency contracts	6	1
Net investment hedge contracts	161	8
Valuation, Market Approach \| Fair Value, Inputs, Level 1
Assets, Fair Value Disclosure [Abstract]
Investment in equity securities	432
Foreign currency contracts	0	0
Liabilities, Fair Value Disclosure [Abstract]
Net investment hedge contracts	0	0
Valuation, Market Approach \| Fair Value, Inputs, Level 2
Assets, Fair Value Disclosure [Abstract]
Investment in equity securities	0
Foreign currency contracts	5	3
Liabilities, Fair Value Disclosure [Abstract]
Foreign currency contracts	6	1
Net investment hedge contracts	161	8
Valuation, Market Approach \| Fair Value, Inputs, Level 3
Assets, Fair Value Disclosure [Abstract]
Investment in equity securities	0
Foreign currency contracts	0	0
Liabilities, Fair Value Disclosure [Abstract]
Net investment hedge contracts	$ 0	$ 0

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Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value.

+ References

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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

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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.

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