Investment in Unconsolidated Affiliates Summarized Income Statement of Equity Method Investment (Tables)

9 Months Ended

Sep. 30, 2014

Summarized Financial Information of Equity Method Investment [Line Items]

Summarized Income Statement Financial Information, Equity Method Investment [Table Text Block]

	Three Months Ended				Nine Months Ended
Income Statement	September 30, 2014		September 30, 2013		September 30, 2014		September 30, 2013
	(In millions)
Operating revenues	$	803	$	796	$	2,632	$	1,298
Cost of sales	439		458		1,550		753
Operating income	152		132		452		207
Net income attributable to Enable	139		123		408		188