Derivative Instruments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives (Effective Portion)	$ (2)	$ 0	$ 1	$ (4)
Amount of Gain or (Loss) Reclassified from AOCI into Income (Effective Portion)	1	(2)	1	(7)
Amount of Gain or (Loss) Recognized in Income On Derivatives	0	1	1	0
Designated as Hedging Instrument [Member] | Commodity contracts [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives (Effective Portion)	(1)	1	(1)	(2)
Designated as Hedging Instrument [Member] | Commodity contracts [Member] | Cost of products sold [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income (Effective Portion)	0	(3)	(1)	(8)
Designated as Hedging Instrument [Member] | Foreign exchange contracts [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives (Effective Portion)	(1)	0	2	(1)
Designated as Hedging Instrument [Member] | Foreign exchange contracts [Member] | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income on Derivatives (Effective Portion)	0	(1)	0	(1)
Designated as Hedging Instrument [Member] | Foreign exchange contracts [Member] | Cost of products sold [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income (Effective Portion)	1	1	2	1
Designated as Hedging Instrument [Member] | Foreign exchange contracts [Member] | Other income, net [Member] | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income (Effective Portion)			0	0
Designated as Hedging Instrument [Member] | Foreign exchange contracts [Member] | Gain on Sale of Discontinued Operations [Member] | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from AOCI into Income (Effective Portion)	0	0
Not Designated as Hedging Instrument [Member] | Commodity contracts [Member] | Cost of products sold [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in Income On Derivatives	0	0	1	0
Not Designated as Hedging Instrument [Member] | Foreign exchange contracts [Member] | Other income, net [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in Income On Derivatives	$ 0	$ 1	$ 0	$ 0