Other Non-Operating Expense (Tables)

12 Months Ended

Dec. 31, 2013

Other Income and Expenses [Abstract]

Schedule of Other Nonoperating Expense By Component

	Years Ended December 31,
	2013		2012		2011
	(in millions)
Elsta	$	129	$	—	$	—
China generation and wind	—		32		79
InnoVent	—		17		—
Other	—		1		3
Total other non-operating expense	$	129	$	50	$	82