Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Net income (loss) including noncontrolling interests	$ 3,314	$ (550)	$ 1,376
Net income	3,288	(401)	1,358
Other comprehensive income (loss), net of taxes:
Net deferred gains (losses) on derivatives-hedging activities	15	(239)	(110)
Changes in unrealized net gains (losses) on investment securities, net tax	(7)	43	39
Changes in net unrecognized pension and other postretirement benefit costs, net of tax	144	25	(22)
Amounts reclassified to net income (loss):
Net derivative (gains) losses-hedging activities, net of tax	46	227	(62)
Net realized (gains) losses on investment securities	(18)	(18)	(4)
Net pension and other postretirement benefit costs, net of tax	82	37	66
Changes in other comprehensive income from equity method investees, net of tax	(3)	1
Total other comprehensive income (loss)	259	76	(93)
Comprehensive income (loss) including noncontrolling interests	3,573	(474)	1,283
Comprehensive income (loss) attributable to noncontrolling interests	26	(149)	18
Comprehensive income (loss) attributable to Dominion Energy	3,547	(325)	1,265
Virginia Electric and Power Company
Net income	1,712	1,021	1,149
Other comprehensive income (loss), net of taxes:
Net deferred gains (losses) on derivatives-hedging activities	13	(28)	(22)
Changes in unrealized net gains (losses) on investment securities, net tax	(2)	6	5
Amounts reclassified to net income (loss):
Net derivative (gains) losses-hedging activities, net of tax	2	2	1
Net realized (gains) losses on investment securities	(2)	(3)	(1)
Total other comprehensive income (loss)	11	(23)	(17)
Comprehensive income (loss) attributable to Dominion Energy	$ 1,723	$ 998	$ 1,132