Fair Value Measurements and Derivatives - Notional Amount of Currency Forward Contracts Designated and Undesignated as Cash Flow Hedges (Details) (USD $) In Millions, unless otherwise specified						9 Months Ended																					9 Months Ended
	Sep. 30, 2013	Sep. 30, 2013 Cash Flow Hedging [Member]	Sep. 30, 2013 Not Designated as Hedging Instrument [Member]	Sep. 30, 2013 Foreign Exchange Forward [Member]	Dec. 31, 2012 Foreign Exchange Forward [Member]	Sep. 30, 2013 Foreign Exchange Forward [Member] United States of America, Dollars	Sep. 30, 2013 Foreign Exchange Forward [Member] Euro Member Countries, Euro	Sep. 30, 2013 Foreign Exchange Forward [Member] United Kingdom, Pounds	Sep. 30, 2013 Foreign Exchange Forward [Member] Swedish krona	Sep. 30, 2013 Foreign Exchange Forward [Member] Currency South African Rand [Member]	Sep. 30, 2013 Foreign Exchange Forward [Member] Indian rupee	Sep. 30, 2013 Foreign Exchange Forward [Member] Cash Flow Hedging [Member]	Sep. 30, 2013 Foreign Exchange Forward [Member] Cash Flow Hedging [Member] United States of America, Dollars	Sep. 30, 2013 Foreign Exchange Forward [Member] Cash Flow Hedging [Member] Euro Member Countries, Euro	Sep. 30, 2013 Foreign Exchange Forward [Member] Cash Flow Hedging [Member] United Kingdom, Pounds	Sep. 30, 2013 Foreign Exchange Forward [Member] Cash Flow Hedging [Member] Swedish krona	Sep. 30, 2013 Foreign Exchange Forward [Member] Cash Flow Hedging [Member] Currency South African Rand [Member]	Sep. 30, 2013 Foreign Exchange Forward [Member] Cash Flow Hedging [Member] Indian rupee	Sep. 30, 2013 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member]	Sep. 30, 2013 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member] United States of America, Dollars	Sep. 30, 2013 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member] Euro Member Countries, Euro	Sep. 30, 2013 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member] United Kingdom, Pounds	Sep. 30, 2013 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member] Swedish krona	Sep. 30, 2013 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member] Currency South African Rand [Member]	Sep. 30, 2013 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member] Indian rupee	Sep. 30, 2013 Currency Swap [Member]	Sep. 30, 2013 Currency Swap [Member] United States of America, Dollars	Sep. 30, 2013 Currency Swap [Member] Not Designated as Hedging Instrument [Member]	Sep. 30, 2013 Currency Swap [Member] Not Designated as Hedging Instrument [Member] United States of America, Dollars
Fair Value Measurements [Line Items]
Traded Currency						Mexican peso	U.S. dollar, Canadian dollar, Hungarian forint, British pound, Swiss franc, Indian rupee	U.S. dollar, Euro	Euro	U.S. dollar, Euro	U.S. dollar, British pound, Euro																Canadian dollar, Euro
Derivative, Notional Amount	$ 373	$ 184	$ 189	$ 225	$ 217	$ 98	$ 68	$ 19	$ 17	$ 12	$ 11	$ 184	$ 98	$ 53	$ 18	$ 15			$ 41	$ 0	$ 15	$ 1	$ 2	$ 12	$ 11	$ 148	$ 148	$ 148	$ 148