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, 2013	Dec. 31, 2012	Dec. 31, 2011
Derivative [Line Items]
Effective portion recognized in other comprehensive loss, net of taxes	$ (75)	$ 25	$ (13)
Effective portion reclassified out of Accumulated other comprehensive loss into earnings, net of taxes	17	5	16
Foreign Exchange Contracts [Member]
Derivative [Line Items]
Effective portion recognized in other comprehensive loss, net of taxes	(76)	35
Effective portion reclassified out of Accumulated other comprehensive loss into earnings, net of taxes	37	35
Forward points recognized in Other income, net	34	22
Undesignated derivatives recognized in Other income, net:	17	(16)
Commodity Contracts [Member]
Derivative [Line Items]
Effective portion recognized in other comprehensive loss, net of taxes	1	(10)
Effective portion reclassified out of Accumulated other comprehensive loss into earnings, net of taxes	$ (20)	$ (30)