Derivative Instruments and Hedging Activities (Details 2) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Recurring | Level 2
Derivative instruments and hedging activities
Liabilities	$ 6	$ 5
Foreign currency exchange contracts
Derivative instruments and hedging activities
Notional Amount	83	53
Foreign currency exchange contracts | Current liabilities | Recurring | Level 2
Derivative instruments and hedging activities
Liabilities	1	2
Foreign currency forward contracts
Derivative instruments and hedging activities
Notional Amount	67	88
Foreign currency forward contracts | Current liabilities | Recurring | Level 2
Derivative instruments and hedging activities
Liabilities	1	1
Metals contracts
Derivative instruments and hedging activities
Notional Amount	54	48
Metals contracts | Current liabilities | Recurring | Level 2
Derivative instruments and hedging activities
Liabilities	$ 4	$ 2