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v3.23.3

Operating Segments (Schedule of Segment Reporting Information, by Segment, Virginia Power) (Detail) - USD ($) $ in Millions |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Nov. 30, 2020 | Dec. 31, 2021 | Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating Revenue |  |  |  | $ 3,810 | $ 3,963 | $ 3,059 | $ 3,113 | $ 3,061 | $ 2,815 | $ 2,601 | $ 2,943 | $ 13,945 |  | $ 11,420 |  | $ 11,919 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  | 2,442 |  | 2,103 |  | 1,991 |
Interest income |  |  |  |  |  |  |  |  |  |  |  | 109 |  | 95 |  | 101 |
Interest and related charges (benefit) |  |  |  |  |  |  |  |  |  |  |  | 1,002 |  | 1,255 |  | 1,339 |
Income tax expense (benefit) |  | $ 336 | $ 173 |  |  |  |  |  |  |  |  | (148) |  | 239 |  | (59) |
Net income (loss) |  |  |  | (42) | 778 | (453) | 711 | 1,341 | 654 | 285 | 1,008 | 994 |  | 3,288 |  | (401) |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  | 7,758 |  | 6,061 |  | 6,331 |
Total assets |  |  | 99,590 | 104,243 |  |  |  | 99,590 |  |  |  | 104,243 |  | 99,590 |  |  |
Dominion Energy Virginia |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating Revenue |  |  |  |  |  |  |  |  |  |  |  | 9,643 |  | 7,976 |  | 7,763 |
Corporate and Other |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating Revenue |  |  |  |  |  |  |  |  |  |  |  | 920 |  | 221 |  | 1,191 |
Virginia Electric and Power Company |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating Revenue |  |  |  | 2,437 | 2,875 | 2,175 | 2,167 | 1,923 | 1,976 | 1,741 | 1,830 | 9,654 | [1] | 7,470 | [1] | 7,763 | [1]
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  | 1,736 |  | 1,364 |  | 1,252 |
Interest income |  |  |  |  |  |  |  |  |  |  |  | 17 |  | 11 |  | 11 |
Interest and related charges (benefit) | [1] |  |  |  |  |  |  |  |  |  |  | 642 |  | 534 |  | 516 |
Income tax expense (benefit) |  |  |  |  |  |  |  |  |  |  |  | 191 |  | 397 |  | 229 |
Net income (loss) |  |  |  | 240 | $ 571 | $ 47 | $ 357 | 368 | $ 556 | $ 414 | $ 374 | 1,215 |  | 1,712 |  | 1,021 |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  | 5,187 |  | 3,756 |  | 3,372 |
Total assets |  |  | 47,932 | 53,194 |  |  |  | 47,932 |  |  |  | 53,194 |  | 47,932 |  |  |
Virginia Electric and Power Company | Dominion Energy Virginia |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating Revenue |  |  |  |  |  |  |  |  |  |  |  | 9,643 |  | 7,976 |  | 7,763 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  | 1,452 |  | 1,296 |  | 1,245 |
Interest income |  |  |  |  |  |  |  |  |  |  |  | 17 |  | 11 |  | 11 |
Interest and related charges (benefit) |  |  |  |  |  |  |  |  |  |  |  | 645 |  | 535 |  | 524 |
Income tax expense (benefit) |  |  |  |  |  |  |  |  |  |  |  | 411 |  | 467 |  | 500 |
Net income (loss) |  |  |  |  |  |  |  |  |  |  |  | 2,007 |  | 1,914 |  | 1,884 |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  | 5,187 |  | 3,756 |  | 3,372 |
Total assets |  |  | 47,900 | 53,200 |  |  |  | 47,900 |  |  |  | 53,200 |  | 47,900 |  |  |
Virginia Electric and Power Company | Corporate and Other |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating Revenue |  |  |  |  |  |  |  |  |  |  |  | 11 |  | (506) |  | 0 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  | 284 |  | 68 |  | 7 |
Interest income |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |  | 0 |
Interest and related charges (benefit) |  |  |  |  |  |  |  |  |  |  |  | (3) |  | (1) |  | (8) |
Income tax expense (benefit) |  |  |  |  |  |  |  |  |  |  |  | (220) |  | (70) |  | (271) |
Net income (loss) |  |  |  |  |  |  |  |  |  |  |  | (792) |  | (202) |  | (863) |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |  | $ 0 |
Total assets |  |  | $ 0 | $ 0 |  |  |  | $ 0 |  |  |  | $ 0 |  | $ 0 |  |  |
[1] | See Note 25 for amounts attributable to affiliates.

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