Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net income including noncontrolling interests	$ 2,212	$ 1,923	$ 1,326
Net income attributable to Dominion	2,123	1,899	1,310
Other comprehensive income (loss), net of taxes:
Net deferred gains (losses) on derivatives-hedging activities, net of tax	55	110	17
Changes in unrealized net gains (losses) on investment securities, net of tax	93	6	128
Changes in net unrecognized pension and other postretirement benefit costs, net of tax	(319)	(66)	(305)
Amounts reclassified to net income:
Net derivative (gains) losses-hedging activities, net of tax	(159)	(108)	93
Net realized gains on investment securities, net of tax	(28)	(50)	(54)
Net pension and other postretirement benefit costs, net of tax	34	51	33
Changes in other comprehensive loss from equity method investees, net of tax	(1)	(1)	(4)
Other comprehensive income (loss)	(325)	(58)	(92)
Comprehensive income including noncontrolling interests	1,887	1,865	1,234
Comprehensive income attributable to noncontrolling interests	89	24	16
Comprehensive income	1,798	1,841	1,218
Virginia Electric and Power Company
Net income attributable to Dominion	1,218	1,087	858
Other comprehensive income (loss), net of taxes:
Net deferred gains (losses) on derivatives-hedging activities, net of tax	(2)	(1)	(4)
Changes in unrealized net gains (losses) on investment securities, net of tax	11	(4)	15
Amounts reclassified to net income:
Net derivative (gains) losses-hedging activities, net of tax	1	1	(3)
Net realized gains on investment securities, net of tax	(4)	(6)	(6)
Other comprehensive income (loss)	6	(10)	2
Comprehensive income	1,224	1,077	860
Dominion Gas Holdings, LLC
Net income attributable to Dominion	392	457	512
Other comprehensive income (loss), net of taxes:
Net deferred gains (losses) on derivatives-hedging activities, net of tax	(16)	6	(31)
Changes in net unrecognized pension and other postretirement benefit costs, net of tax	(20)	(20)	(10)
Amounts reclassified to net income:
Net derivative (gains) losses-hedging activities, net of tax	9	(3)	8
Net pension and other postretirement benefit costs, net of tax	3	4	5
Other comprehensive income (loss)	(24)	(13)	(28)
Comprehensive income	$ 368	$ 444	$ 484