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v3.20.2

Operating Segments (Schedule of Segment Reporting Information, by Segment) (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | $ 3,607 | $ 3,782 | $ 10,651 | $ 10,506
Net income (loss) from discontinued operations including noncontrolling interest | [1],[2] | 19 | 38 | (1,753) | 526
Net income (loss) |  | 356 | 975 | (1,083) | 349
Virginia Electric and Power Company |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue | [3] | 2,248 | 2,264 | 5,983 | 6,167
Net income (loss) |  | 475 | 602 | 685 | 722
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 3,612 | 3,784 | 10,673 | 10,505
Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (5) | (2) | (22) | 1
Adjustments & Eliminations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 9 | 12 | 36 | 62
Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (252) | (239) | (763) | (899)
Eliminations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (243) | (227) | (727) | (837)
Dominion Energy Virginia |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 2,254 | 2,269 | 6,003 | 6,209
Net income (loss) |  | 613 | 629 | 1,479 | 1,383
Dominion Energy Virginia | Virginia Electric and Power Company |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 2,248 | 2,264 | 5,983 | 6,196
Net income (loss) |  | 615 | 628 | 1,477 | 1,379
Dominion Energy Virginia | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 2,257 | 2,275 | 6,013 | 6,219
Dominion Energy Virginia | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (3) | (6) | (10) | (10)
Gas Distribution |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 314 | 327 | 1,606 | 1,648
Net income (loss) |  | 64 | 43 | 375 | 314
Gas Distribution | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 311 | 321 | 1,597 | 1,635
Gas Distribution | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 3 | 6 | 9 | 13
Dominion Energy South Carolina |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 759 | 793 | 2,108 | 2,185
Net income (loss) |  | 157 | 166 | 326 | 332
Dominion Energy South Carolina | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 758 | 792 | 2,105 | 2,182
Dominion Energy South Carolina | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 1 | 1 | 3 | 3
Contracted Assets |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 301 | 271 | 846 | 878
Net income (loss) from discontinued operations including noncontrolling interest |  | 51 | 38 | 153 | 133
Net income (loss) |  | 112 | 86 | 295 | 296
Contracted Assets | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 288 | 260 | 810 | 816
Contracted Assets | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 13 | 11 | 36 | 62
Corporate and Other |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 222 | 349 | 815 | 423
Net income (loss) from discontinued operations including noncontrolling interest |  | (32) | 0 | (1,906) | 393
Net income (loss) |  | (590) | 51 | (3,558) | (1,976)
Corporate and Other | Virginia Electric and Power Company |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | 0 | 0 | 0 | (29)
Net income (loss) |  | (140) | (26) | (792) | (657)
Corporate and Other | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | (11) | 124 | 112 | (409)
Corporate and Other | Intersegment revenue |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Operating Revenue |  | $ 233 | $ 225 | $ 703 | $ 832
[1] | Includes income tax expense (benefit) of $(10) million and $136 million for the three months ended September 30, 2020 and 2019, respectively and $(572) million and $47 million for the nine months ended September 30, 2020 and 2019, respectively.
[2] | See Note 10 for amounts attributable to related parties.
[3] | See Note 19 for amounts attributable to affiliates.

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