Summary of Significant Accounting and Reporting Policies (Details) (Subsequent Event [Member], USD $) In Millions, except Share data, unless otherwise specified	0 Months Ended
	Jul. 01, 2014	Jul. 01, 2014
NEP OpCo [Member]
Schedule of Limited Partnership Activity [Line Items]
Partners' Capital Account, Units, Retained	74,440,000
Ownership interest in Limited Partnership		79.90%
NextEra Energy Partners, LP [Member]
Schedule of Limited Partnership Activity [Line Items]
Common units issued	18,687,500
Proceeds from issuance of common units, net of underwriting discounts, commissions and structuring fees	$ 438
Portfolio, generation capacity		990
NextEra Energy Partners, LP [Member] | Indirect Wholly-Owned Subsidiary [Member]
Schedule of Limited Partnership Activity [Line Items]
Payments to acquire limited partner interests	288
NextEra Energy Partners, LP [Member] | NEP OpCo [Member]
Schedule of Limited Partnership Activity [Line Items]
Payments to acquire limited partner interests	$ 150