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Variable Interest Entities (Tables) | 12 Months Ended
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Dec. 31, 2023
Equity Method Investments and Joint Ventures [Abstract] |
Schedule Of Income (Loss), Hypothetical Liquidation At Book Value | The HLBV method of accounting resulted in income/(loss) for Con Edison and the tax equity investors for the years ended December 31, 2022 and 2021 as shown in the table below. On March 1, 2023, Con Edison completed the sale of all of the stock of the Clean Energy Businesses. See Note W and Note X.
|  | 2022 | 2021
(Millions of Dollars) |  | CED Nevada Virginia | Tax Equity Projects | CED Nevada Virginia | Tax Equity Projects
Tax equity investor |  | $(49) | $(11) | $(158) | $6
After tax |  | (37) | (8) | (119) | 4
Con Edison |  | 41 | 51 | 155 | 30
After tax |  | 31 | 38 | 117 | 24
Schedule of Business Acquisitions, by Acquisition | At December 31, 2022, Con Edison’s consolidated balance sheet included the following amounts associated with its consolidated VIEs:
|  | Tax Equity Projects |  |
|  | Great Valley Solar (c)(d) |  | Copper Mountain - Mesquite Solar (c)(e) | CED Nevada Virginia (c)(f) |
(Millions of Dollars) |  | 2022 |  | 2022 | 2022 |
Assets held for sale (a) |  | $305 |  |  | $580 |  | $686 |  |
Total assets (a) |  | $305 |  | $580 | $686 |
Liabilities held for sale (b) |  | $20 |  |  | $81 |  | $331 |  |
Total liabilities (b) |  | $20 |  | $81 | $331 |
(a)The assets of the Tax Equity Projects and CED Nevada Virginia represent assets of a consolidated VIE that can be used only to settle obligations of the consolidated VIE. Amounts shown for 2022 are included in current assets held for sale on Con Edison's consolidated balance sheet as of December 31, 2022. On March 1, 2023, Con Edison completed the sale of all of the stock of the Clean Energy Businesses. See Note W and Note X. For the disposal of the noncontrolling interest, see Con Edison's Consolidated Statement of Equity. (b)The liabilities of the Tax Equity Projects and CED Nevada Virginia represent liabilities of a consolidated VIE for which creditors do not have recourse to the general credit of the primary beneficiary. Amounts shown for 2022 are included in current liabilities held for sale on Con Edison's consolidated balance sheet as of December 31, 2022. On March 1, 2023, Con Edison completed the sale of all of the stock of the Clean Energy Businesses. See Note W and Note X. For the disposal of the noncontrolling interest, see Con Edison's Consolidated Statement of Equity. (c)Con Edison did not provide any financial or other support during the year that was not previously contractually required. (d)Great Valley Solar consists of the Great Valley Solar 1, Great Valley Solar 2, Great Valley Solar 3 and Great Valley Solar 4 projects, for which the noncontrolling interest of the tax equity investor was $67 million at December 31, 2022. (e)Copper Mountain - Mesquite Solar consists of the Copper Mountain Solar 4, Mesquite Solar 2 and Mesquite Solar 3 projects for which the noncontrolling interest of the tax equity investor was $94 million at December 31, 2022. (f)CED Nevada Virginia consists of the Copper Mountain Solar 5, Battle Mountain Solar and Water Strider Solar projects for which the noncontrolling interest of the tax equity investor was $39 million at December 31, 2022.

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- Definition Tabular disclosure of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This table does not include leveraged buyouts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-3 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 + Details
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