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Operating Revenue (Schedule of Operating Revenue) (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | $ 4,655 | $ 3,434 | $ 12,996 | $ 10,358
Other revenues | [1],[2] | (269) | (258) | (735) | (274)
Total operating revenue |  | 4,386 | 3,176 | 12,261 | 10,084
Regulated Electric Sales | Residential |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 1,609 | 1,281 | 4,013 | 3,453
Regulated Electric Sales | Commercial |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 1,349 | 831 | 3,336 | 2,311
Regulated Electric Sales | Industrial |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 253 | 194 | 670 | 547
Regulated Electric Sales | Government and Other Retail |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 353 | 258 | 922 | 670
Regulated Electric Sales | Wholesale |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 66 | 52 | 181 | 131
Nonregulated Electric Sales |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 345 | 271 | 948 | 754
Regulated Gas Sales | Residential |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 154 | 132 | 1,154 | 950
Regulated Gas Sales | Commercial |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 83 | 61 | 462 | 346
Regulated Gas Sales | Other |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 62 | 31 | 158 | 88
Nonregulated Gas Sales |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 2 | 7 | 7 | 74
Regulated Gas Transportation and Storage |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 229 | 208 | 767 | 698
Other Regulated Revenues |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 76 | 47 | 195 | 187
Other Nonregulated Revenues |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers | [3] | 74 | 61 | 183 | 149
Virginia Electric and Power Company |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 2,959 | 1,987 | 7,394 | 5,517
Other revenues | [1],[4] | (84) | (11) | (177) | 30
Total operating revenue |  | 2,875 | 1,976 | 7,217 | 5,547
Virginia Electric and Power Company | Regulated Electric Sales | Residential |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 1,238 | 935 | 3,069 | 2,572
Virginia Electric and Power Company | Regulated Electric Sales | Commercial |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 1,105 | 604 | 2,696 | 1,715
Virginia Electric and Power Company | Regulated Electric Sales | Industrial |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 134 | 94 | 347 | 268
Virginia Electric and Power Company | Regulated Electric Sales | Government and Other Retail |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 335 | 241 | 874 | 625
Virginia Electric and Power Company | Regulated Electric Sales | Wholesale |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 38 | 31 | 101 | 79
Virginia Electric and Power Company | Nonregulated Electric Sales |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 17 | 18 | 62 | 32
Virginia Electric and Power Company | Other Regulated Revenues |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers |  | 64 | 37 | 195 | 165
Virginia Electric and Power Company | Other Nonregulated Revenues |  |  |  |  |
Public Utilities General Disclosures [Line Items] |  |  |  |  |
Operating revenue from contracts with customers | [3],[4] | $ 28 | $ 27 | $ 50 | $ 61
[1] | Includes alternative revenue of $20 million and $3 million at Dominion Energy and $20 million and $3 million at Virginia Power for the three months ended September 30, 2022 and 2021, respectively, and $90 million and $50 million at Dominion Energy and $47 million and $41 million at Virginia Power for the nine months ended September 30, 2022 and 2021, respectively.
[2] | Includes revenue associated with services provided to discontinued operations of $1 million and $3 million for the three and nine months ended September 30, 2021, respectively.
[3] | Includes sales which are considered to be goods transferred at a point in time of $10 million and $9 million for the three months ended September 30, 2022 and 2021, respectively, and $35 million and $24 million for the nine months ended September 30, 2022 and 2021, respectively, at Dominion Energy, primarily consisting of sales of commodities related to nonregulated extraction activities and other miscellaneous products. Additionally, sales of renewable energy credits were $21 million and $16 million for the three months ended September 30, 2022 and 2021, respectively, and $32 million and $29 million for the nine months ended September 30, 2022 and 2021, respectively, at Dominion Energy and $13 million for both the three months ended September 30, 2022 and 2021 and $13 million and $22 million for the nine months ended September 30, 2022 and 2021, respectively, at Virginia Power.
[4] | See Note 19 for amounts attributable to affiliates.

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