Derivative Instruments and Hedging Activities (Details 2) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Recurring | Level 2
Derivative instruments and hedging activities
Assets	$ 7
Liabilities	2	5
Foreign currency exchange contracts
Derivative instruments and hedging activities
Notional Amount	76	53
Foreign currency exchange contracts | Current assets | Recurring | Level 2
Derivative instruments and hedging activities
Assets	4
Foreign currency exchange contracts | Current liabilities | Recurring | Level 2
Derivative instruments and hedging activities
Liabilities		2
Foreign currency forward contracts
Derivative instruments and hedging activities
Notional Amount	64	88
Foreign currency forward contracts | Current assets | Recurring | Level 2
Derivative instruments and hedging activities
Assets	1
Foreign currency forward contracts | Current liabilities | Recurring | Level 2
Derivative instruments and hedging activities
Liabilities		1
Metals contracts
Derivative instruments and hedging activities
Notional Amount	61	48
Metals contracts | Current liabilities | Recurring | Level 2
Derivative instruments and hedging activities
Assets	2
Liabilities	$ 2	$ 2