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

A disclosure of an assertion that the amount of cash flow hedge ineffectiveness is immaterial.

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- Definition

Date the derivative contract matures, in CCYY-MM-DD format.

+ References

No definition available.

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- Definition

Entity discloses that the amount of fair value hedge ineffectiveness is immaterial.

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- Definition

Amount of gain recognized in earnings when a hedged firm commitment no longer qualifies as a fair value hedge.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986

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- Definition

The amount of net gain (loss) reclassified into earnings in the period when cash flow hedge is discontinued because it is probable that the original forecasted transactions will not occur by the end of the original period or an additional two month time period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5618551-113959

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Objectives and Strategies for Using Derivatives (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended			36 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2016
Fair value hedge ineffectiveness is immaterial assertion				Fair value hedges resulted in no significant ineffectiveness in each of the three years ended December 31, 2016
Gain from hedged firm commitment not qualifying as fair value hedge				$ 0
Cash flow hedge ineffectiveness is immaterial assertion				Cash flow hedges resulted in no significant ineffectiveness in each of the three years ended December 31, 2016
Gains or losses reclassified into earnings resulting from discontinuance of cash flow hedges				$ 0
Losses on undesignated foreign exchange hedging instruments recognized in other (income) and expense	$ 30	$ 188	$ 192
Cash Flow Hedging
Maximum maturity of cash flow hedges	Jan. 01, 2019
Not Designated as Hedging Instrument
Aggregate notional value	$ 1,900			1,900
Foreign Exchange Contract \| Cash Flow Hedging
Aggregate notional value	$ 740			$ 740