Income Tax (Details) (USD $) In Millions	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Income from before taxes subject to US and Non-US Income Taxes
United States	$ 559	$ 83	$ 924	$ 144
Outside United States	939	910	1,812	1,738
Income (Loss) from Continuing Operations before Income Taxes and Minority Interest, Total	$ 1,498	$ 993	$ 2,736	$ 1,882

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