Derivative Financial Instruments And Hedging Activities Derivatives Income (Losses) Recognized in Income (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2011
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments	$ (1)	[1]	$ (2)	[1]
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments	(118)	[2]	2	[2]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ (119)		$ 0

[1] (a)Income (losses) recognized in earnings are included in interest expense.

[2] (b)There were no outstanding foreign currency derivatives at December 31, 2012. Income (losses) recognized in earnings are included in operating expenses. The losses for the year ended December 31, 2013 are substantially offset by translation gains (included in operating expenses) related to the foreign currency-denominated loans described above.