CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
NET INCOME	$ 1,123	$ 798	$ 2,559	$ 2,544
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX
Reclassification of unrealized losses on cash flow hedges from accumulated other comprehensive income (loss) to net income	2	6	7	24
Net unrealized gains (losses) on available for sale securities:
Net unrealized gains (losses) on securities still held	3	4	9	19
Reclassification from accumulated other comprehensive income (loss) to net income	(1)	(1)	(2)	0
Net unrealized gain (loss) and unrecognized prior service benefit (cost)	0	0	0	(53)
Reclassification from accumulated other comprehensive income (loss) to net income	1	(1)	2	(2)
Net unrealized gains (losses) on foreign currency translation	8	1	(10)	19
Other comprehensive income (loss) related to equity method investees	0	1	0	1
Total other comprehensive income, net of tax	13	10	6	8
IMPACT OF DISPOSAL OF A BUSINESS (NET OF $19 TAX BENEFIT)	0	0	10	0
COMPREHENSIVE INCOME	1,136	808	2,575	2,552
COMPREHENSIVE LOSS ATTRIBUTABLE TO NONCONTROLLING INTERESTS	104	81	366	250
COMPREHENSIVE INCOME ATTRIBUTABLE TO NEE	$ 1,240	$ 889	$ 2,941	$ 2,802