Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

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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

Nominal or face amount used to calculate payments on a nonderivative instrument.

+ References

No definition available.

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DERIVATIVE AND NON-DERIVATIVE FINANCIAL INSTRUMENTS Part 1 (Details) - Designated as Hedging Instrument [Member] € in Millions, bbl in Millions, MMBTU in Millions, $ in Millions	9 Months Ended		12 Months Ended
	Sep. 30, 2018 USD ($) bbl MMBTU	Sep. 30, 2018 EUR (€)	Dec. 31, 2017 USD ($) bbl MMBTU	Dec. 31, 2017 EUR (€)	Sep. 30, 2018 EUR (€) bbl MMBTU	Jan. 31, 2018 USD ($)	Jan. 31, 2018 EUR (€)	Dec. 31, 2017 EUR (€) bbl MMBTU
Foreign Exchange Contract [Member] \| Euro Member Countries, Euro \| Cash Flow Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount					€ 338			€ 525
Commodity Contract [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount \| bbl	7		7		7			7
Energy Related Derivative [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount \| MMBTU	31		23		31			23
Interest Rate Contract [Member] \| Fair Value Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount \| $	$ 75		$ 75
Notes Due January 2021 and Notes Due August 2022 [Member] \| Cross Currency Interest Rate Contract [Member] \| Euro Member Countries, Euro \| Net Investment Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount					€ 416			€ 0
Notes Due January 2021 [Member] \| Cross Currency Interest Rate Contract [Member] \| Euro Member Countries, Euro \| Net Investment Hedging [Member]
Derivative [Line Items]
Debt Instrument, Face Amount						$ 180	€ 150
Notes Due August 2022 [Member] [Member] \| Cross Currency Interest Rate Contract [Member] \| Euro Member Countries, Euro \| Net Investment Hedging [Member]
Derivative [Line Items]
Debt Instrument, Face Amount						$ 320	€ 266
1.50% Notes Due 2023 and 1.875% Notes Due 2026 [Member] \| Euro Member Countries, Euro \| Net Investment Hedging [Member]
Derivative [Line Items]
Notional Amount of Nonderivative Instruments	$ 1,400	€ 1,241	$ 1,500	€ 1,240