CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
NET INCOME	$ 308	$ 606
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	10
Net unrealized gains (losses) on available for sale securities:
Net unrealized gains (losses) on securities still held	(8)	8
Reclassification from accumulated other comprehensive income (loss) to net income	(1)	2
Net unrealized gain (loss) and unrecognized prior service benefit (cost)	0	(52)
Reclassification from accumulated other comprehensive income (loss) to net income	3	(1)
Net unrealized gains (losses) on foreign currency translation	(35)	10
Other comprehensive income (loss) related to equity method investees	0	(1)
Total other comprehensive loss, net of tax	(39)	(24)
IMPACT OF DISPOSAL OF A BUSINESS (NET OF $19 TAX BENEFIT)	10	0
COMPREHENSIVE INCOME	279	582
COMPREHENSIVE LOSS ATTRIBUTABLE TO NONCONTROLLING INTERESTS	119	74
COMPREHENSIVE INCOME ATTRIBUTABLE TO NEE	$ 398	$ 656