Goodwill and Other Intangible Assets, Net (Movement In Goodwill) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Goodwill [Roll Forward]
Balances, December 31, 2013	$ 8,893
Currency	116
Balances, March 31, 2014	9,009
European Union [Member]
Goodwill [Roll Forward]
Balances, December 31, 2013	1,472
Currency	(3)
Balances, March 31, 2014	1,469
Eastern Europe, Middle East & Africa [Member]
Goodwill [Roll Forward]
Balances, December 31, 2013	617
Currency	(28)
Balances, March 31, 2014	589
Asia [Member]
Goodwill [Roll Forward]
Balances, December 31, 2013	3,960
Currency	210
Balances, March 31, 2014	4,170
Latin America & Canada [Member]
Goodwill [Roll Forward]
Balances, December 31, 2013	2,844
Currency	(63)
Balances, March 31, 2014	$ 2,781