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v3.20.2

Operating Segments (Schedule of Segment Reporting Information, by Segment) (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue | [1] | $ 3,585 | $ 3,970 | $ 8,081 | $ 7,828
Net income (loss) |  | (1,169) | 54 | (1,439) | (626)
Virginia Electric and Power Company |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue | [2] | 1,805 | 1,938 | 3,735 | 3,903
Net income (loss) |  | 490 | 100 | 210 | 120
Dominion Energy Gas Holdings, LLC |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue | [3] | 510 | 530 | 1,066 | 1,096
Net income (loss) |  | (198) | 119 | (29) | 309
Net Income from discontinued operations |  | 0 | 26 | 0 | 80
Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (315) | (484) | (656) | (819)
Operating revenue |  |  | 32 |  |
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 3,585 | 3,970 | 8,081 | 7,828
Adjustments & Eliminations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (1) |  | (1) |
Eliminations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (316) | (452) | (657) | (819)
Dominion Energy Virginia |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 1,818 | 1,945 | 3,756 | 3,946
Net income (loss) |  | 437 | 393 | 866 | 754
Dominion Energy Virginia | Virginia Electric and Power Company |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 1,805 | 1,938 | 3,735 | 3,932
Net income (loss) |  | 435 | 393 | 862 | 751
Dominion Energy Virginia | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (4) | (2) | (7) | (6)
Dominion Energy Virginia | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 1,814 | 1,943 | 3,749 | 3,940
Gas, Transmission & Storage |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 528 | 664 | 1,172 | 1,647
Net income (loss) |  | 184 | 177 | 405 | 399
Gas, Transmission & Storage | Dominion Energy Gas Holdings, LLC |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 510 | 530 | 1,066 | 1,096
Net income (loss) |  | 163 | 116 | 337 | 254
Net Income from discontinued operations |  |  | 0 |  | 0
Gas, Transmission & Storage | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 49 | 91 | 106 | 146
Gas, Transmission & Storage | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 577 | 755 | 1,278 | 1,793
Gas Distribution |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 400 | 397 | 1,287 | 1,314
Net income (loss) |  | 87 | 66 | 312 | 271
Gas Distribution | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 2 | 3 | 5 | 7
Gas Distribution | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 402 | 400 | 1,292 | 1,321
Dominion Energy South Carolina |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 634 | 701 | 1,347 | 1,390
Net income (loss) |  | 75 | 95 | 169 | 166
Dominion Energy South Carolina | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 1 | 2 | 2 | 2
Dominion Energy South Carolina | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 635 | 703 | 1,349 | 1,392
Contracted Generation |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 238 | 249 | 524 | 601
Net income (loss) |  | 21 | 13 | 80 | 115
Contracted Generation | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 5 | 4 | 9 | 7
Contracted Generation | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 243 | 253 | 533 | 608
Corporate and Other |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (32) | (18) | (4) | (1,070)
Net income (loss) |  | (1,973) | (690) | (3,271) | (2,331)
Corporate and Other | Virginia Electric and Power Company |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 0 | 0 | 0 | (29)
Net income (loss) |  | 55 | (293) | (652) | (631)
Corporate and Other | Dominion Energy Gas Holdings, LLC |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 0 | 0 | 0 | 0
Net income (loss) |  | (361) | 3 | (366) | 55
Net Income from discontinued operations |  |  | 26 |  | 80
Corporate and Other | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 262 | 386 | 541 | 663
Corporate and Other | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | $ 230 | $ 368 | $ 537 | $ (407)
[1] | See Note 10 for amounts attributable to related parties.
[2] | See Note 19 for amounts attributable to affiliates.
[3] | See Note 19 for amounts attributable to related parties.

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