Provision for Income Taxes (Schedule of Consolidated Income For U.S. and International Operations) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended											12 Months Ended
	Dec. 31, 2012		Sep. 30, 2012	Jun. 30, 2012		Mar. 31, 2012	Dec. 31, 2011		Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income Tax Disclosure [Abstract]
United States (including exports)												$ 652	$ 701	$ 793
International												2,463	3,080	2,467
Income from continuing operations before income taxes	$ (16)	[1]	$ (174)	$ 1,510	[2]	$ 1,795	$ 303	[3]	$ 451	$ 1,447	$ 1,580	$ 3,115	$ 3,781	$ 3,260

[1] Fourth quarter 2012 included a pre-tax gain of $117 recorded in other income, net associated with the sale of a business within the Agriculture segment.

[2] Second quarter 2012 included a a pre-tax gain of $122 recorded in other income, net associated with the sale of an equity method investment in the Electronics & Communications segment.

[3] Fourth quarter 2011 included a pre-tax gain of $49 recorded in other income, net associated with the sale of a business in the Performance Materials segment and a related tax benefit of $73.