Goodwill And Other Intangible Assets, Net Segment (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Goodwill	$ 10,087	$ 9,928
Other Intangible Assets, net	3,753	3,697
European Union [Member]
Goodwill	1,457	1,392
Other Intangible Assets, net	667	663
Eastern Europe, Middle East & Africa [Member]
Goodwill	665	666
Other Intangible Assets, net	252	250
Asia [Member]
Goodwill	4,937	4,966
Other Intangible Assets, net	1,616	1,633
Latin America & Canada [Member]
Goodwill	3,028	2,904
Other Intangible Assets, net	$ 1,218	$ 1,151