Accumulated Other Comprehensive Income (Loss)

12 Months Ended

Dec. 31, 2018

Equity [Abstract]

Accumulated Other Comprehensive Income (Loss)

Accumulated Other Comprehensive Income (Loss)

	Accumulated Other Comprehensive Income (Loss)
	Net Unrealized Gains (Losses) on Cash Flow Hedges			Net Unrealized Gains (Losses) on Foreign Currency Translation			Other Comprehensive Income (Loss) Related to Equity Method Investee			Total
	(millions)
Balances, December 31, 2015	$	(11	)	$	(108	)	$	(38	)	$	(157	)
Other comprehensive income before reclassification	—			3			—			3
Amounts reclassified from AOCI to interest expense	7			—			—			7
Other comprehensive income related to equity method investee	—			—			3			3
Net other comprehensive loss	7			3			3			13
Balances, December 31, 2016	(4		)	(105		)	(35		)	(144		)
Other comprehensive income before reclassification	—			7			—			7
Amounts reclassified from AOCI to interest expense	5			—			—			5
Other comprehensive income related to equity method investee	—			—			5			5
Net other comprehensive income	5			7			5			17
Balances, December 31, 2017	1			(98		)	(30		)	(127		)
Other comprehensive loss before reclassification	—			(6		)	—			(6		)
Amounts reclassified from AOCI to interest expense	2			—			—			2
Other comprehensive income related to equity method investee	—			—			6			6
Net other comprehensive income (loss)	2			(6		)	6			2
Impact of disposal of Canadian Holdings	3			104			—			107
Balances, December 31, 2018	$	6		$	—		$	(24	)	$	(18	)
AOCI attributable to noncontrolling interest	$	5		$	—		$	(17	)	$	(12	)
AOCI attributable to NextEra Energy Partners, December 31, 2018	$	1		$	—		$	(7	)	$	(6	)