FAIR VALUE MEASUREMENTS - Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis
Assets held for sale, noncurrent	$ 2,132	$ 0
Asset impairment charges	75
Emerging Markets
Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis
Assets held for sale, noncurrent	38
Non-recurring basis
Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis
Fair value of assets measured on nonrecurring basis	38	0
Non-recurring basis \| Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis
Fair value of assets measured on nonrecurring basis	0	0
Non-recurring basis \| Significant Other Observable Inputs (Level 2)
Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis
Fair value of assets measured on nonrecurring basis	0	0
Non-recurring basis \| Significant Unobservable Inputs (Level 3)
Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis
Fair value of assets measured on nonrecurring basis	$ 38	$ 0

This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

No definition available.

+ Details

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- Definition

Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 5B
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=64827811&loc=SL51721673-107760

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-Publisher FASB
-Name Accounting Standards Codification
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-Section 45
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-URI http://asc.fasb.org/extlink&oid=64862545&loc=d3e2941-110230

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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.

+ References

No definition available.

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- Definition

The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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