Other Non-Operating Expense (Tables)

12 Months Ended

Dec. 31, 2014

Other Income and Expenses [Abstract]

Schedule of Other Nonoperating Expense By Component

	Years Ended December 31,
	2014		2013		2012
	(in millions)
Entek	$	86	$	—	$	—
Silver Ridge	42		—		—
Elsta	—		129		—
China generation and wind	—		—		32
InnoVent	—		—		17
Other	—		—		1
Total other non-operating expense	$	128	$	129	$	50