Consolidated Statements of Changes in Equity - EEGH - USD ($) $ in Millions	Total	EEGH	Predecessor Equity EEGH	Member Interests EEGH	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) EEGH	Noncontrolling Interest	Noncontrolling Interest EEGH
Beginning balance at Dec. 31, 2018	$ 29,723	$ 8,865	$ 1,804	$ 4,566	$ (1,945)	$ (169)	$ 130	$ 2,664
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,968	842	232	489				121
Other comprehensive income	239	(18)			239	(17)	0	(1)
Contributions		3,385	3,385
Distributions	(22)	(636)	(457)				(22)	(179)
Purchase of noncontrolling interest		(40)	1,181					(1,221)
Dominion Energy Gas Restructuring		(2,168)	(6,145)	3,978		(1)
Other equity transactions	3	(1)		(2)			3	1
Ending balance at Dec. 31, 2019	32,578	10,229	$ 0	9,031	(1,706)	(187)	129	1,385
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	7,014	273		109				164
Other comprehensive income	154	124			154	134	0	(10)
Contributions		1,223		1,223
Distributions	(121)	(4,498)		(4,282)			(121)	(216)
Distribution of Questar Pipeline Group	(699)			(699)
Purchase of noncontrolling interest	(33)	0		(2,765)			(28)	2,765
Acquisition of Eastern Energy Gas by BHE	3,916	343		343	0		3,916
Other equity transactions	0	0		(3)			1	3
Ending 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	6,189	652		262				390
Other comprehensive income	217	15			212	10	5	5
Contributions	9	419		419			9
Distributions	(478)	(587)		(137)			(478)	(450)
Purchase of noncontrolling interest	(7)						(4)
Other equity transactions	(1)						(1)
Ending balance at Dec. 31, 2021	$ 50,589	$ 7,494		$ 3,501	$ (1,340)	$ (43)	$ 3,895	$ 4,036