Goodwill and Other Intangible Assets, net (Movement In Goodwill) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014
Goodwill [Roll Forward]
Balances, December 31, 2013	$ 8,893
Changes due to:
Acquisitions	116
Currency	(302)
Balances, September 30, 2014	8,707
European Union [Member]
Goodwill [Roll Forward]
Balances, December 31, 2013	1,472
Changes due to:
Acquisitions	114
Currency	(114)
Balances, September 30, 2014	1,472
Eastern Europe, Middle East & Africa [Member]
Goodwill [Roll Forward]
Balances, December 31, 2013	617
Changes due to:
Acquisitions	0
Currency	(73)
Balances, September 30, 2014	544
Asia [Member]
Goodwill [Roll Forward]
Balances, December 31, 2013	3,960
Changes due to:
Acquisitions	0
Currency	(3)
Balances, September 30, 2014	3,957
Latin America & Canada [Member]
Goodwill [Roll Forward]
Balances, December 31, 2013	2,844
Changes due to:
Acquisitions	2
Currency	(112)
Balances, September 30, 2014	$ 2,734