Derivative Instruments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Pretax effects of derivative instruments on consolidated statements of operations
Amount of Gain or (Loss) Recognized in Income On Derivatives		$ (1)
Cash Flow Hedging [Member]
Pretax effects of derivative instruments on consolidated statements of operations
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives (Effective Portion)	(6)	(3)
Amount of Gain or (Loss) Reclassified from AOCI into Income (Effective Portion)	(4)	(5)
Commodity contracts [Member] | Cash Flow Hedging [Member]
Pretax effects of derivative instruments on consolidated statements of operations
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives (Effective Portion)	(4)
Commodity contracts [Member] | Cost of products sold [Member]
Pretax effects of derivative instruments on consolidated statements of operations
Amount of Gain or (Loss) Recognized in Income On Derivatives
Commodity contracts [Member] | Cost of products sold [Member] | Cash Flow Hedging [Member]
Pretax effects of derivative instruments on consolidated statements of operations
Amount of Gain or (Loss) Reclassified from AOCI into Income (Effective Portion)	(3)	(5)
Foreign exchange contracts [Member] | Cash Flow Hedging [Member]
Pretax effects of derivative instruments on consolidated statements of operations
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives (Effective Portion)	(2)	(3)
Foreign exchange contracts [Member] | Cost of products sold [Member] | Cash Flow Hedging [Member]
Pretax effects of derivative instruments on consolidated statements of operations
Amount of Gain or (Loss) Reclassified from AOCI into Income (Effective Portion)	(1)
Foreign exchange contracts [Member] | Other expense (income), net [Member]
Pretax effects of derivative instruments on consolidated statements of operations
Amount of Gain or (Loss) Recognized in Income On Derivatives		$ (1)