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.

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)
-URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669646-108580

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e637-108580

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14A
-URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e681-108580

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80784-113994

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Derivative Instruments - Derivatives and Hedges (Details) - Cash Flow Hedges € in Millions, $ in Millions	Dec. 31, 2018 USD ($)	Dec. 31, 2017 EUR (€)	Dec. 31, 2017 USD ($)
Commodity forwards contracts
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI	$ 1		$ 3
Cross-currency interest rate swap
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI	(9)
Cross-currency interest rate swap \| Euro-functional subsidiaries
Derivatives and Hedges
Notional amount		€ 263	310
Cross-currency interest rate swap \| AUD functional subsidiary
Derivatives and Hedges
Notional amount	168
Cross-currency interest rate swap \| NZD functional subsidiary
Derivatives and Hedges
Notional amount	109
Cross-currency interest rate swap \| Maximum
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI			$ (1)
Interest Rate Swaps \| Maximum
Derivatives and Hedges
Unrecognized (loss) gain included in Accumulated OCI	$ (1)