Consolidated Statements of Changes in Equity (Unaudited) - EEGH - USD ($) $ in Millions	Total	EEGH	Member Interests EEGH	Accumulated Other Comprehensive (Loss) Income, Net	Accumulated Other Comprehensive (Loss) Income, Net EEGH	Noncontrolling Interest	Noncontrolling Interest EEGH
Balance at Dec. 31, 2019	$ 32,578	$ 10,229	$ 9,031	$ (1,706)	$ (187)	$ 129	$ 1,385
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,793	36	(29)				65
Other comprehensive income (loss)	(419)	(84)		(419)	(84)
Distributions		(1,725)	(1,650)				(75)
Balance at Jun. 30, 2020	33,785	8,456	7,352	(2,125)	(271)	101	1,375
Balance at Mar. 31, 2020	32,572	10,078	8,968	(2,253)	(271)	127	1,381
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,120	(166)	(198)				32
Other comprehensive income (loss)	128	0		128
Distributions		(1,456)	(1,418)				(38)
Balance at Jun. 30, 2020	33,785	8,456	7,352	(2,125)	(271)	101	1,375
Balance at Dec. 31, 2020	46,977	6,995	2,957	(1,552)	(53)	3,967	4,091
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,493	351	149				202
Other comprehensive income (loss)	196	17		192	13	4	4
Contributions	9	282	282			9
Distributions		(247)	(22)				(225)
Balance at Jun. 30, 2021	49,365	7,398	3,366	(1,360)	(40)	3,953	4,072
Balance at Mar. 31, 2021	47,051	7,078	3,035	(1,440)	(45)	3,962	4,088
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,383	160	60				100
Other comprehensive income (loss)	84	5		80	5	4
Contributions	9	271	271			9
Distributions		(116)					(116)
Balance at Jun. 30, 2021	$ 49,365	$ 7,398	$ 3,366	$ (1,360)	$ (40)	$ 3,953	$ 4,072