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Acquisitions and Dispositions - (Schedule Of Major Classes Of Assets And Liabilities Relating To The Disposal Groups Reported As Held For Sale) (Detail) - USD ($) $ in Millions | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Current assets |  | $ 9,706 |  | $ 18,529 | [1]
Current liabilities |  | 4,386 |  | 8,885 | [1]
East Ohio | Enbridge |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Current assets | [2] |  |  | 497 |
Property, plant and equipment, net |  |  |  | 5,443 |
Other deferred charges and other assets, including goodwill and intangible assets | [3] |  |  | 2,659 |
Current liabilities |  |  |  | 560 |
Long-term debt |  |  |  | 2,286 |
Other deferred credits and liabilities | [4] |  |  | 1,437 |
PSNC | Enbridge |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Current assets | [2] | 266 |  | 336 |
Property, plant and equipment, net |  | 2,899 |  | 2,806 |
Other deferred charges and other assets, including goodwill and intangible assets | [3] | 823 |  | 834 |
Current liabilities | [5] | 180 |  | 224 |
Long-term debt |  | 948 |  | 948 |
Other deferred credits and liabilities | [4] | 697 |  | 711 |
Questar Gas and Wexpro | Enbridge |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Current assets | [2] | 505 |  | 764 |
Property, plant and equipment, net |  | 4,465 |  | 4,369 |
Other deferred charges and other assets, including goodwill and intangible assets | [3] | 666 |  | 766 |
Current liabilities | [5] | 282 |  | 389 |
Long-term debt |  | 1,205 |  | 1,205 |
Other deferred credits and liabilities | [4] | 1,066 |  | 1,116 |
Other Sales | Tredegar Solar Fund I, LLC |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Current assets | [2] | (2) |  | 1 |
Property, plant and equipment, net |  | 28 |  | 26 |
Other deferred charges and other assets, including goodwill and intangible assets | [3] | (1) |  |  |
Current liabilities |  | 5 | [5] | 7 |
Other deferred credits and liabilities | [4] | $ 2 |  | $ 2 |
[1] | Dominion Energy’s Consolidated Balance Sheet at December 31, 2023 has been derived from the audited Consolidated Balance Sheet at that date.
[2] | Includes cash and cash equivalents of $1 million and $2 million within the PSNC Transaction and $39 million and $26 million within the Questar Gas Transaction at March 31, 2024 and December 31, 2023, respectively. Also includes regulatory assets of $68 million and $89 million within the PSNC Transaction and $53 million and $297 million within the Questar Gas Transaction at March 31, 2024 and December 31, 2023, respectively. In addition, includes cash and cash equivalents of $4 million and regulatory assets of $75 million within the East Ohio Transaction at December 31, 2023.
[3] | Includes goodwill of $673 million at both March 31, 2024 and December 31, 2023 within the PSNC Transaction and $642 million and $720 million at March 31, 2024 and December 31, 2023, respectively within the Questar Gas Transaction. Also includes regulatory assets of $83 million and $86 million within the PSNC Transaction and $(44) million and $(39) million within the Questar Gas Transaction at March 31, 2024 and December 31, 2023, respectively. In addition, includes goodwill of $1.5 billion and regulatory assets of $781 million within the East Ohio Transaction at December 31, 2023.
[4] | Includes regulatory liabilities of $430 million and $435 million within the PSNC Transaction and $498 million and $502 million within the Questar Gas Transaction at March 31, 2024 and December 31, 2023, respectively. In addition includes regulatory liabilities of $711 million within the East Ohio Transaction at December 31, 2023.
[5] | Includes regulatory liabilities of $42 million and $44 million within the PSNC Transaction and $56 million and $55 million within the Questar Gas Transaction at March 31, 2024 and December 31, 2023, respectively. In addition, includes regulatory liabilities of $54 million within the East Ohio Transaction at December 31, 2023.

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