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

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 commodity forward contracts for natural gas in amounts expressed in nonmonetary units.

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- Definition

Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (d)
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-Section 45
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 2
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- Definition

The percentage points added to the reference rate to compute the variable rate on the interest rate derivative.

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No definition available.

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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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- Definition

Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of foreign currency derivatives not designated as hedging instruments.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
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The amount of net gains or losses on price risk cash flow hedges reclassified during the period to earnings from accumulated other comprehensive income.

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Amount of unrealized gain (loss) arising from the change in fair value of price risk derivatives designated as cash flow hedging instruments recorded in accumulated other comprehensive income in the period, before taxes, to the extent that the cash flow hedge is determined to be effective.

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Derivative Instruments - Derivatives and Hedges (Details) € in Millions, $ in Millions, $ in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($) MMBTU	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($) MMBTU	Sep. 30, 2018 AUD ($) MMBTU	Sep. 30, 2018 NZD ($) MMBTU	Sep. 30, 2018 EUR (€) MMBTU	Sep. 30, 2018 USD ($) MMBTU	Dec. 31, 2017 EUR (€) MMBTU	Dec. 31, 2017 USD ($) MMBTU
Derivatives and Hedges
Commodity forward contracts \| MMBTU		9,300,000		9,300,000	7,600,000	7,600,000	7,600,000	7,600,000	8,800,000	8,800,000
Commodity forwards contracts \| Cash Flow Hedges \| Derivatives designated as hedging instruments
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI		$ (1)		$ (1)				$ (8)		$ 3
Amount of Gain (Loss) Recognized in OCI	$ 1	(1)	$ 6	3
Amount of Gain (Loss) Reclassified from Accumulated OCI into Income			(1)
Foreign exchange contracts \| Derivatives not designated as hedging instruments
Derivatives and Hedges
Notional amount		320		320				410		460
Foreign exchange contracts \| Derivatives not designated as hedging instruments \| Other expense, net
Derivatives and Hedges
Foreign Exchange Contracts Gain (Loss) Recognized in Income		$ (2)	(1)	$ 4
Foreign exchange contracts \| Cash Flow Hedges
Derivatives and Hedges
Amount of Gain (Loss) Recognized in OCI	7		8
Amount of Gain (Loss) Reclassified from Accumulated OCI into Income	(9)		1
Cross-currency interest rate swap
Derivatives and Hedges
Notional amount							€ 154	180
Cross-currency interest rate swap \| Maximum
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI								1
Cross-currency interest rate swap \| Cash Flow Hedges \| Euro-functional subsidiaries
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI								(9)
Notional amount									€ 263	310
Cross-currency interest rate swap \| Cash Flow Hedges \| AUD and NZD functional subsidiaries combined
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI								(3)
Cross-currency interest rate swap \| Cash Flow Hedges \| AUD functional subsidiary
Derivatives and Hedges
Notional amount					$ 231			170
Cross-currency interest rate swap \| Cash Flow Hedges \| NZD functional subsidiary
Derivatives and Hedges
Notional amount						$ 161		110
Cross-currency interest rate swap \| Cash Flow Hedges \| Maximum \| Euro-functional subsidiaries
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI										$ (1)
Interest Rate Swaps \| Derivatives designated as hedging instruments
Derivatives and Hedges
Notional amount \| €									€ 725
Interest Rate Swaps \| Cash Flow Hedges
Derivatives and Hedges
Notional amount								$ 180
Margin spread of variable rate derivative					1.25%	1.25%	1.25%	1.25%
Interest Rate Swaps \| Cash Flow Hedges \| Maximum
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI								$ (1)
Amount of Gain (Loss) Reclassified from Accumulated OCI into Income	$ 1		$ 1