Consolidated Balance Sheets (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Customer receivables, allowance for doubtful accounts	$ 34	$ 34
Other receivables, allowance for doubtful accounts	2	3
Common stock, shares authorized	1,000,000,000	1,000,000,000
Common stock, shares outstanding	589,000,000	585,000,000
Virginia Electric and Power Company
Customer receivables, allowance for doubtful accounts	25	25
Other receivables, allowance for doubtful accounts	1	1
Common stock, shares authorized	500,000	500,000
Common stock, shares outstanding	274,723	274,723
Dominion Gas Holdings, LLC
Customer receivables, allowance for doubtful accounts	4	4
Other receivables, allowance for doubtful accounts	$ 1	$ 1