Consolidated Statements of Equity (Unaudited) - USD ($) shares in Millions, $ in Millions	Total		Common Stock	Retained Earnings	AOCI	Total Common Shareholders' Equity	Noncontrolling Interests
Beginning balance at Dec. 31, 2015	$ 13,602		$ 6,680	$ 6,458	$ (474)	$ 12,664	$ 938
Beginning balance (in shares) at Dec. 31, 2015			596
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income including noncontrolling interests	1,721			1,666		1,666	55
Contributions from Non-Controlling interest subsidiaries	178						178
Sale of interest in merchant solar projects	139		$ 22			22	117
Purchase of Dominion Energy Midstream common units	(17)		(3)			(3)	(14)
Issuance of common stock	2,079		$ 2,079			2,079
Issuance of common stock (in shares)			31
Stock awards (net of change in unearned compensation)	10		$ 10			10
Present value of stock purchase contract payments related to RSNs	(191)		(191)			(191)
Dividends and distributions	(1,326)			(1,287)		(1,287)	(39)
Other comprehensive income, net of tax	3				3	3
Other	(6)		(5)			(5)	(1)
Ending balance at Sep. 30, 2016	16,192		$ 8,592	6,837	(471)	14,958	1,234
Ending balance (in shares) at Sep. 30, 2016			627
Beginning balance at Dec. 31, 2016	16,840	[1]	$ 8,550	6,854	(799)	14,605	2,235
Beginning balance (in shares) at Dec. 31, 2016			628
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income including noncontrolling interests	1,787			1,687		1,687	100
Contributions from Non-Controlling interest subsidiaries	9						9
Issuance of common stock	1,232		$ 1,232			1,232
Issuance of common stock (in shares)			16
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				171	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

[1] Dominion Energy’s Consolidated Balance Sheet at December 31, 2016 has been derived from the audited Consolidated Balance Sheet at that date.