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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) (Parenthetical) (Detail) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Aggregate outstanding principal | $ 39,320 | $ 40,206
Weighted-average coupon rate for debt outstanding | 4.74% | 5.69%
Enbridge | East Ohio |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Cash and Cash Equivalents |  | $ 4
Regulatory assets |  | 75
Goodwill |  | 1,500
Other deferred charges and other assets, including regulatory assets |  | 781
Regulatory liabilities |  | 54
Other deferred credits and liabilities including regulatory liabilities |  | 711
Enbridge | PSNC |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Cash and Cash Equivalents |  | 2
Regulatory assets |  | 89
Goodwill |  | 673
Other deferred charges and other assets, including regulatory assets |  | 86
Regulatory liabilities |  | 44
Other deferred credits and liabilities including regulatory liabilities |  | 435
Enbridge | Questar Gas and Wexpro |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Cash and Cash Equivalents |  | 26
Regulatory assets |  | 297
Goodwill |  | 768
Other deferred charges and other assets, including regulatory assets |  | 39
Regulatory liabilities |  | 55
Other deferred credits and liabilities including regulatory liabilities |  | 502
Unsecured senior Notes 2.98% | Questar Gas and Wexpro |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Aggregate outstanding principal |  | $ 40
Interest Rate |  | 2.98%
Unsecured Senior Notes 1.30% to 6.38%, due 2025 to 2052 | East Ohio |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Weighted-average coupon rate for debt outstanding |  | 3.13%
Unsecured Senior Notes 1.30% to 6.38%, due 2025 to 2052 | East Ohio | Minimum |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest Rate |  | 1.30%
Unsecured Senior Notes 1.30% to 6.38%, due 2025 to 2052 | East Ohio | Maximum |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest Rate |  | 6.38%
Unsecured Senior Notes 3.10% to 7.45%, due 2026 to 2053 | PSNC |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Weighted-average coupon rate for debt outstanding |  | 4.67%
Unsecured Senior Notes 3.10% to 7.45%, due 2026 to 2053 | PSNC | Minimum |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest Rate |  | 3.10%
Unsecured Senior Notes 3.10% to 7.45%, due 2026 to 2053 | PSNC | Maximum |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest Rate |  | 7.45%
Unsecured Senior Notes 2.21% to 7.20%, due 2024 to 2052 | Questar Gas and Wexpro |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Weighted-average coupon rate for debt outstanding |  | 3.99%
Unsecured Senior Notes 2.21% to 7.20%, due 2024 to 2052 | Questar Gas and Wexpro | Minimum |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest Rate |  | 2.21%
Unsecured Senior Notes 2.21% to 7.20%, due 2024 to 2052 | Questar Gas and Wexpro | Maximum |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Interest Rate |  | 7.20%

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