Goodwill And Other Intangible Assets, Net Other Intangible Assets (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Goodwill and Intangible Assets Disclosure [Abstract]
Non-amortizable intangible assets	$ 2,034	$ 2,067
Amortizable intangible assets, gross carrying amount	1,995	2,001
Intangible Assets, Accumulated Amortization	415	371
Total Other Intangible Assets, Gross Carrying Amount	$ 4,029	$ 4,068