Derivatives and Other Hedging Instruments (Cash Flow Hedging) (Details) (USD $) In Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2011		Sep. 30, 2010
Amount of Gain or (Loss) Recognized in OCI on Derivative (Effective Portion)	$ 13	[1]	$ (18)	[1]	$ 19	[1]	$ (80)	[1]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	(25)	[1]	(20)	[1]	(77)	[1]	(64)	[1]
Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)	1		2		6		(1)
Treasury Rate Contracts [Member]
Amount of Gain or (Loss) Recognized in OCI on Derivative (Effective Portion)			(3)	[1]			(3)	[1]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)			0	[1]			0	[1]
Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)			0				0
Foreign Currency Contracts [Member]
Amount of Gain or (Loss) Recognized in OCI on Derivative (Effective Portion)	15	[1]	(12)	[1]	(5)	[1]	(2)	[1]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	(7)	[1],[2]	(3)	[1],[2]	(19)	[1],[2]	9	[1],[2]
Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)	0		0		0		0
Agricultural Commodity Contracts [Member]
Amount of Gain or (Loss) Recognized in OCI on Derivative (Effective Portion)	5	[1]	11	[1]	33	[1]	(31)	[1]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	0	[1]	0	[1],[3]	(2)	[1],[3]	(21)	[1],[3]
Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)	1	[3]	2	[3]	6	[3]	(1)	[3]
Energy Feedstock Contracts [Member]
Amount of Gain or (Loss) Recognized in OCI on Derivative (Effective Portion)	(7)	[1]	(14)	[1]	(9)	[1]	(44)	[1]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	(18)	[1],[3]	(17)	[1],[3]	(56)	[1],[3]	(52)	[1],[3]
Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)	$ 0		$ 0		$ 0		$ 0

[1] OCI is defined as other comprehensive income (loss).

[2] Gain (loss) was reclassified from accumulated other comprehensive income into net sales.

[3] Gain (loss) was recognized in cost of goods sold and other operating charges.