Quarterly Financial Data (Narrative) (Details) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Dec. 31, 2013
Quarterly Financial Information Disclosure [Abstract]
Legal settlement, after tax			$ 20,000,000	$ 17,000,000
Legal settlement, after tax, per share			$ 0.03	$ 0.03
Loss on foreign exchange hedges, after tax	9,000,000	(16,000,000)	32,000,000
Loss on foreign exchange hedges, after tax, per share	$ 0.01	$ 0.02	$ 0.05
Restructuring settlemefter tax	61,000,000	8,000,000
Other asset impairment charges, after tax, per share	$ 0.09	$ 0.01
Goodwill, Impairment Loss	9,000,000								9,000,000	[1]
Goodwill Impairment Charge, After Tax, Per Share	$ 0.02
Other Than Temporary Writedown of an Available for Sale Security, After Tax	155,000,000	7,000,000
Other Than Temporary Impairment Losses, Per Share	$ 0.23	$ 0.01
Other Charges Related to an Investment, After Tax	3,000,000
Other Charges Related to an Investment, Per Share	$ 0.01
Valuation Allowance on Deferred Tax Assets, Recognized in Earnings	82,000,000
Valuation Allowance on Deferred Tax Assets, Recognized in Earnings, Per Share	$ 0.12
Prior Period Income Tax Benefit Recognized in the Current Period	84,000,000								55,000,000
Prior Period Income Tax Benefit Recognized in the Current Period, Per Share	$ 0.13
Effective Tax Rate Adjustment	21,000,000
Effective Tax Rate Adjustment, Per Share	$ 0.03
Other Charges, After Tax	3,000,000
Other Charges, After Tax, Per Share	$ 0.01
Equity Method Investment, Other Than Temporary Impairment, Net of Tax						107,000,000
Restructuring settlement and impairment provisions per share						$ 0.16
After-tax facility exit and other related costs								222,000,000
After-tax facility exit and other related costs (per share)								0.33
After-tax gain on interest in Grain Corp					49,000,000
After-tax gain on interest in Grain Corp (per share)					$ 0.07
After-tax gain related to the sale of exchange membership interests					24,000,000
After-tax gain related to the sale of exchange membership interests (per share)					$ 0.04
After-tax pension settlement charges					44,000,000
After-tax pension settlement charges (per share)					$ 0.07
After-tax restructuring and related cost, incurred cost							52,000,000
After-tax restructuring and related cost, cost incurred (per share)							$ 0.08

[1] The Company recognized a goodwill impairment charge related to its Brazilian sugar milling business in the Corn Processing segment for the fiscal year ended December 31, 2013.