Derivative Financial Instruments (Schedule Of Derivative Instruments, Gains/(Losses) In Statement Of Financial Performance) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Derivative [Line Items]
Effective portion recognized in other comprehensive loss, net of taxes	$ (137)	$ (75)	$ 25
Effective portion reclassified out of Accumulated other comprehensive loss into earnings, net of taxes	(7)	17	5
Foreign Exchange Contracts [Member]
Derivative [Line Items]
Effective portion recognized in other comprehensive loss, net of taxes	(135)	(76)
Effective portion reclassified out of Accumulated other comprehensive loss into earnings, net of taxes	6	37
Forward points recognized in Other income, net	28	34
Undesignated derivatives recognized in Other income, net:	(7)	17
Commodity Contracts [Member]
Derivative [Line Items]
Effective portion recognized in other comprehensive loss, net of taxes	(2)	1
Effective portion reclassified out of Accumulated other comprehensive loss into earnings, net of taxes	$ (13)	$ (20)

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

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The gain relating to components of the gain (loss) on the cash flow hedging instrument excluded from the assessment of cash flow hedge effectiveness. Recognized in earnings.

+ References

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Amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).

+ References

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Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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