Investments in Partnerships and Joint Ventures (Tables)

12 Months Ended

Dec. 31, 2014

Investments in Partnerships and Joint Ventures [Abstract]

Summarized combined information for principal operating entities

Summarized combined information for these principal entities is as follows:

	2014			2013
	(millions)
Net income	$	171		$	37
Total assets	$	2,636		$	1,955
Total liabilities	$	1,645		$	1,299
Partners'/members' equity	$	991		$	656
NEER's share of underlying equity in the principal entities	$	495		$	328
Difference between investment carrying amount and underlying equity in net assets(a)	(4		)	(5		)
NEER's investment carrying amount for the principal entities	$	491		$	323

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(a) The majority of the difference between the investment carrying amount and the underlying equity in net assets is being amortized over the remaining life of the investee's assets.