Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions		Mar. 31, 2018	Dec. 31, 2017
Customer receivables, allowance for doubtful accounts		$ 19	$ 17
Other receivables, allowance for doubtful accounts	[1]	$ 2	$ 2
Common stock, shares authorized		1,000,000,000	1,000,000,000
Common stock, shares outstanding		653,000,000	645,000,000
Virginia Electric and Power Company
Customer receivables, allowance for doubtful accounts		$ 10	$ 10	[2]
Other receivables, allowance for doubtful accounts		$ 1	$ 1	[2]
Common stock, shares authorized		500,000	500,000	[2]
Common stock, shares outstanding		274,723	274,723	[2]
Dominion Energy Gas Holdings, LLC
Customer receivables, allowance for doubtful accounts	[3]	$ 1	$ 1	[4]
Other receivables, allowance for doubtful accounts	[3]	$ 1	$ 1	[4]

[1] See Note 10 for amounts attributable to related parties.

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

[3] See Note 18 for amounts attributable to related parties.

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