Consolidated Statements of Equity (Unaudited) - USD ($) $ in Millions	Total		Virginia Electric and Power Company		Dominion Energy Gas Holdings, LLC		Common Stock	Common Stock Virginia Electric and Power Company	Retained Earnings	Retained Earnings Virginia Electric and Power Company	AOCI	AOCI Virginia Electric and Power Company	AOCI Dominion Energy Gas Holdings, LLC	Total Common Shareholders' Equity	Noncontrolling Interests	Other Paid-In Capital Virginia Electric and Power Company	Member Units Dominion Energy Gas Holdings, LLC
Beginning balance at Dec. 31, 2016	$ 16,840						$ 8,550		$ 6,854		$ (799)			$ 14,605	$ 2,235
Beginning balance (in shares) at Dec. 31, 2016							628,000,000
Beginning balance at Dec. 31, 2016											(799)	$ 46	$ (123)
Net income including noncontrolling interests	1,787								1,687					1,687	100
Net income	1,687		$ 1,133		$ 302
Contributions from NRG to Four Brothers and Three Cedars	9														9
Issuance of common stock	1,232						$ 1,232							1,232
Issuance of common stock (in shares)			0				16,000,000
Stock awards (net of change in unearned compensation)	17						$ 17							17
Dividends and distributions	(1,558)								(1,435)					(1,435)	(123)
Other comprehensive income, net of tax	171		$ 9		1						171	9	1	171
Other	4						(10)		13					3	1
Ending balance at Sep. 30, 2017	18,502						$ 9,789		7,119		(628)			16,280	2,222
Ending balance (in shares) at Sep. 30, 2017							644,000,000
Ending balance at Sep. 30, 2017											(628)	55	(122)
Beginning balance at Jun. 30, 2017											(682)	51	(120)
Net income	665		$ 459		117
Issuance of common stock (in shares)			0
Other comprehensive income, net of tax	54		$ 4		(2)							4	(2)
Ending balance at Sep. 30, 2017	18,502						$ 9,789		7,119		(628)			16,280	2,222
Ending balance (in shares) at Sep. 30, 2017							644,000,000
Ending balance at Sep. 30, 2017											(628)	55	(122)
Beginning balance at Dec. 31, 2017	19,370	[1]					$ 9,865		7,936		(659)			17,142	2,228
Beginning balance (in shares) at Dec. 31, 2017							645,000,000	275,000
Beginning balance at Dec. 31, 2017	17,142	[1]	12,224	[2]				$ 5,738		$ 5,311	(659)	62	(98)			$ 1,113
Cumulative-effect of changes in accounting principles	6		3		3		$ (127)		1,029	79	(1,023)	(76)	(26)	(121)	127		$ 29
Net income including noncontrolling interests	1,887								1,806					1,806	81
Net income	1,806		$ 1,043		317					1,043							317
Issuance of common stock	737						$ 737							737
Issuance of common stock (in shares)			0				10,000,000
Sale of Dominion Energy Midstream common units - net of offering costs	4														4
Remeasurement of noncontrolling interest in Dominion Energy Midstream							$ 375							375	(375)
Stock awards (net of change in unearned compensation)	17						17							17
Dividends and distributions	(1,745)		$ (361)						(1,635)	(361)				(1,635)	(110)
Distributions					(25)												(25)
Other comprehensive income, net of tax	163		8		16						162	8	16	162	1
Other	(13)						(5)		(8)					(13)
Ending balance at Sep. 30, 2018	20,426						$ 10,862		9,128		(1,520)			18,470	1,956
Ending balance (in shares) at Sep. 30, 2018							655,000,000	275,000
Ending balance at Sep. 30, 2018	18,470		12,917					$ 5,738		6,072	(1,520)	(6)	(108)			1,113
Beginning balance at Dec. 31, 2017					4,163	[3]							(98)				4,261
Ending balance at Sep. 30, 2018					4,474								(108)				4,582
Beginning balance at Jun. 30, 2018											(1,538)	(9)	(118)
Net income	854		$ 520		136
Issuance of common stock (in shares)			0
Other comprehensive income, net of tax	18		$ 3		10							3	10
Ending balance at Sep. 30, 2018	20,426						$ 10,862		$ 9,128		(1,520)			$ 18,470	$ 1,956
Ending balance (in shares) at Sep. 30, 2018							655,000,000	275,000
Ending balance at Sep. 30, 2018	$ 18,470		$ 12,917					$ 5,738		$ 6,072	$ (1,520)	$ (6)	(108)			$ 1,113
Ending balance at Sep. 30, 2018					$ 4,474								$ (108)				$ 4,582

[1] Dominion Energy’s Consolidated Balance Sheet at December 31, 2017 has been derived from the audited Consolidated Balance Sheet at that date.

[2] Virginia Power’s Consolidated Balance Sheet at December 31, 2017 has been derived from the audited Consolidated Balance Sheet at that date.

[3] Dominion Energy Gas’ Consolidated Balance Sheet at December 31, 2017 has been derived from the audited Consolidated Balance Sheet at that date.