CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
NET INCOME	$ 664	$ 698	$ 1,585	$ 1,581
Net unrealized gains (losses) on cash flow hedges:
Effective portion of net unrealized gains (losses) (net of $18, $7 and $36 tax benefit and $45 tax expense, respectively)	(33)	(18)	(64)	83
Reclassification from accumulated other comprehensive income to net income (net of $26, $5, $32 and $27 tax expense, respectively)	45	9	56	48
Net unrealized gains (losses) on available for sale securities:
Net unrealized gains (losses) on securities still held (net of $1 tax benefit, $22, $30 and $49 tax expense, respectively)	(12)	30	40	72
Reclassification from accumulated other comprehensive income to net income (net of $4, $4, $23 and $11 tax benefit, respectively)	(6)	(7)	(35)	(17)
Defined benefit pension and other benefits plans (net of $3 and $5 tax expense, respectively)	0	0	5	7
Net unrealized gains (losses) on foreign currency translation (net of $3 tax benefit, $2 tax expense, $3 and $13 tax benefit, respectively)	(6)	6	(6)	(26)
Other comprehensive income (loss) related to equity method investee (net of $3 tax benefit and $4 tax expense, respectively)	0	0	(5)	6
Total other comprehensive income (loss), net of tax	(12)	20	(9)	173
COMPREHENSIVE INCOME	652	718	1,576	1,754
LESS COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	(4)	0	(4)	0
COMPREHENSIVE INCOME ATTRIBUTABLE TO NEXTERA ENERGY, INC.	$ 648	$ 718	$ 1,572	$ 1,754