Virginia Electric and Power Company Consolidated Statements of Equity - USD ($) $ in Millions	Total	Common Stock	Retained Earnings	AOCI	Shareholders' Equity	Noncontrolling Interests	Virginia Electric and Power Company	Virginia Electric and Power Company Common Stock	Virginia Electric and Power Company Other Paid-In Capital	Virginia Electric and Power Company Retained Earnings	Virginia Electric and Power Company AOCI	Virginia Electric and Power Company Shareholders' Equity	Virginia Electric and Power Company Noncontrolling Interests
Beginning balance at Dec. 31, 2021	$ 26,759	$ 21,610	$ 4,824	$ (1,458)	$ 26,759	$ 0	$ 15,787	$ 5,738	$ 1,113	$ 8,977	$ (41)	$ 15,787	$ 0
Beginning balance (in shares) at Dec. 31, 2021		810,000,000						275,000
Net income including noncontrolling interests	1,191		1,191		1,191		$ 1,112			1,112		1,112
Issuance of stock to Dominion Energy	1,969	$ 1,969			1,969
Issuance of stock (in shares)		25,000,000					0
Other comprehensive income, net of tax	16			16	16		$ 50				50	50
Ending balance at Dec. 31, 2022	27,659	$ 23,605	2,511	(240)	27,659	0	16,949	$ 5,738	1,113	10,089	9	16,949	0
Ending Balance (in shares) at Dec. 31, 2022		835,000,000						275,000
Net income including noncontrolling interests	2,031		2,031		2,031		1,452			1,452		1,452
Issuance of stock to Dominion Energy	94	$ 94			94		3,250	$ 3,250				3,250
Issuance of stock (in shares)		2,000,000						49,000
Other comprehensive income, net of tax	67			67	67		7				7	7
Other		$ (1)	1				(1)	$ (1)				(1)
Ending balance at Dec. 31, 2023	27,567	$ 23,728	2,229	(173)	27,567	0	21,657	$ 8,987	1,113	11,541	16	21,657	0
Ending Balance (in shares) at Dec. 31, 2023		838,000,000						324,000
Net income including noncontrolling interests	2,071		2,124		2,124	(53)	$ 1,857			1,910		1,910	(53)
Issuance of stock to Dominion Energy	732	$ 732			732
Issuance of stock (in shares)		14,000,000					0
Sale of noncontrolling interest in OSWP	2,508	$ (107)			(107)	2,615	$ 2,508		(107)			(107)	2,615
Contributions from Stonepeak to OSWP	377					377	377						377
Dividends							(1,257)			(1,257)		(1,257)
Other comprehensive income, net of tax	17			17	17		11				11	11
Other	(2)		(1)		(2)
Ending balance at Dec. 31, 2024	$ 30,192	$ 24,383	$ 2,035	$ (156)	$ 27,253	$ 2,939	$ 25,153	$ 8,987	$ 1,006	$ 12,194	$ 27	$ 22,214	$ 2,939
Ending Balance (in shares) at Dec. 31, 2024		852,000,000						324,000