Derivatives and Hedging Activities (Schedule of Notional Amounts of Financial Instruments) (Details) In Millions, unless otherwise specified	Dec. 31, 2012 Not Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2013 Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell Indian Rupee For US Dollar [Member] Not Designated as Hedging Instrument [Member] INR	Dec. 31, 2012 Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell Indian Rupee For US Dollar [Member] Not Designated as Hedging Instrument [Member] INR	Dec. 31, 2013 Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell Thai Bhat For US dollar [Member] Not Designated as Hedging Instrument [Member] THB	Dec. 31, 2012 Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell Thai Bhat For US dollar [Member] Not Designated as Hedging Instrument [Member] THB	Dec. 31, 2013 Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell U S Dollar For Turkish lira [Member] Not Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2012 Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell U S Dollar For Turkish lira [Member] Not Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2013 Interest Rate Swap [Member] Not Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2012 Interest Rate Swap [Member] Not Designated as Hedging Instrument [Member] USD ($)		Dec. 31, 2013 Embedded Derivative [Member] Not Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2012 Embedded Derivative [Member] Not Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2013 Cash Flow Hedging [Member] Zero Cost Collar Derivative [Member] Zero Cost Collar To Sell US Dollar For Brazilian Real [Member] Designated as Hedging Instrument [Member] USD ($)		Dec. 31, 2012 Cash Flow Hedging [Member] Zero Cost Collar Derivative [Member] Zero Cost Collar To Sell US Dollar For Brazilian Real [Member] Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2013 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell Brazilian Real For U S Dollar [Member] Designated as Hedging Instrument [Member] BRL		Dec. 31, 2012 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell Brazilian Real For U S Dollar [Member] Designated as Hedging Instrument [Member] BRL	Dec. 31, 2013 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell British Pounds For Brazilian Real [Member] Designated as Hedging Instrument [Member] GBP (£)		Dec. 31, 2012 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell British Pounds For Brazilian Real [Member] Designated as Hedging Instrument [Member] GBP (£)	Dec. 31, 2013 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell European Euro For Brazilian Real [Member] Designated as Hedging Instrument [Member] EUR (€)		Dec. 31, 2012 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell European Euro For Brazilian Real [Member] Designated as Hedging Instrument [Member] EUR (€)	Dec. 31, 2013 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell European Euro For Polish Zloty [Member] Designated as Hedging Instrument [Member] EUR (€)		Dec. 31, 2012 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell European Euro For Polish Zloty [Member] Designated as Hedging Instrument [Member] EUR (€)	Dec. 31, 2013 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell US Dollar For Brazilian Real [Member] Designated as Hedging Instrument [Member] USD ($)		Dec. 31, 2012 Cash Flow Hedging [Member] Foreign Exchange Forward [Member] Foreign Exchange Contracts To Sell US Dollar For Brazilian Real [Member] Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2013 Fair Value Hedging [Member] Interest Rate Swap [Member] Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2012 Fair Value Hedging [Member] Interest Rate Swap [Member] Designated as Hedging Instrument [Member] USD ($)
Derivative [Line Items]
Derivative notional amount	$ 150	157	140	0	261	$ 0	$ 56	$ 0	$ 150	[1]	$ 0	$ 150	$ 18	[2]	$ 18	502	[2]	0	£ 17	[2]	£ 13	€ 27	[2]	€ 13	€ 252	[2]	€ 149	$ 290	[2]	$ 238	$ 175	$ 0

[1] Includes $150 million floating-to-fixed interest rate swap notional to offset the embedded derivative.

[2] These contracts had maturities of three years or less as of December 31, 2013.