Goodwill and Intangible Assets (Details 1) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Intangible assets description
Intangible assets, Gross carrying amount	$ 1,390	$ 1,359
Intangible assets, Less: Accumulated Amortization	333	249
Intangible assets, Subtotal	1,057	1,110
Indefinite lived intangibles:
Total	1,476	1,818
Intangible assets, net, total	1,143	1,569
Trade Name [Member]
Indefinite lived intangibles:
Intangible assets, Gross carrying amount	0	360
In-process research and development [Member]
Indefinite lived intangibles:
Intangible assets, Gross carrying amount	86	99
Technology [Member]
Intangible assets description
Intangible assets, Gross carrying amount	755	760
Intangible assets, Less: Accumulated Amortization	231	181
Intangible assets, Subtotal	524	579
Contract-based [Member]
Intangible assets description
Intangible assets, Gross carrying amount	17	20
Intangible assets, Less: Accumulated Amortization	9	11
Intangible assets, Subtotal	8	9
Trade Name [Member]
Intangible assets description
Intangible assets, Gross carrying amount	121	84
Intangible assets, Less: Accumulated Amortization	16	18
Intangible assets, Subtotal	105	66
Customer relationships [Member]
Intangible assets description
Intangible assets, Gross carrying amount	497	495
Intangible assets, Less: Accumulated Amortization	77	39
Intangible assets, Subtotal	$ 420	$ 456