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Variable Interest Entities (Tables) | 3 Months Ended
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Mar. 31, 2021
Equity Method Investments and Joint Ventures [Abstract] |
Summary of VIEs | At March 31, 2021 and December 31, 2020, Con Edison’s consolidated balance sheet included the following amounts associated with its VIEs:
| Tax Equity Projects | Tax Equity Construction Projects
| Great Valley Solar (c)(d) | Copper Mountain - Mesquite Solar (c)(e) | CED Nevada Virginia (c)(h)
(Millions of Dollars) | 2021 | 2020 | 2021 | 2020 | 2021
Non-utility property, less accumulated depreciation (f)(g) | $282 | $284 | $442 | $446 | $583
Other assets | 40 | 39 | 174 | 176 | 45
Total assets (a) | $322 | $323 | $616 | $622 | $628
Term Loan | — |  | — |  | — |  | — |  | 466
Other liabilities | 13 | 13 | 73 | 71 | 81
Total liabilities (b) | $13 | $13 | $73 | $71 | $547
(a)The assets of the Tax Equity Projects and Tax Equity Construction Projects represent assets of a consolidated VIE that can be used only to settle obligations of the consolidated VIE. (b)The liabilities of the Tax Equity Projects and Tax Equity Construction Projects represent liabilities of a consolidated VIE for which creditors do not have recourse to the general credit of the primary beneficiary. (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 $85 million and $82 million at March 31, 2021 and December 31, 2020, respectively. (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 $130 million and $134 million at March 31, 2021 and December 31, 2020, respectively. (f)Non-utility property is reduced by accumulated depreciation of $20 million for Great Valley Solar and $33 million for Copper Mountain - Mesquite Solar at March 31, 2021. (g)Non-utility property is reduced by accumulated depreciation of $18 million for Great Valley Solar and $30 million for Copper Mountain - Mesquite Solar at December 31, 2020. (h)CED Nevada Virginia consists of the Copper Mountain Solar 5, Battle Mountain Solar and Water Strider projects for which the noncontrolling interest of the tax equity investor was $33 million at March 31, 2021.

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- Definition Tabular disclosure of the significant judgments and assumptions made in determining whether a variable interest (as defined) held by the entity requires the variable interest entity (VIE) (as defined) to be consolidated and (or) disclose information about its involvement with the VIE, individually or in aggregate (as applicable); the nature of restrictions, if any, on the consolidated VIE's assets and on the settlement of its liabilities reported by an entity in its statement of financial position, including the carrying amounts of such assets and liabilities; the nature of, and changes in, the risks associated with involvement in the VIE; how involvement with the VIE affects the entity's financial position, financial performance, and cash flows; the lack of recourse if creditors (or beneficial interest holders) of the consolidated VIE have no recourse to the general credit of the primary beneficiary (if applicable); the terms of arrangements, giving consideration to both explicit arrangements and implicit variable interests, if any, that could require the entity to provide financial support to the VIE, including events or circumstances that could expose the entity to a loss; the methodology used by the entity for determining whether or not it is the primary beneficiary of the variable interest entity; the significant factors considered and judgments made in determining that the power to direct the activities of a VIE that most significantly impact the VIE's economic performance are shared (as defined); the carrying amounts and classification of assets and liabilities of the VIE included in the statement of financial position; the entity's maximum exposure to loss, if any, as a result of its involvement with the VIE, including how the maximum exposure is determined and significant sources of the entity's exposure to the VIE; a comparison of the carrying amounts of the assets and liabilities and the entity's maximum exposure to loss; information about any liquidity arrangements, guarantees, and (or) other commitments by third parties that may affect the fair value or risk of the entity's variable interest in the VIE; whether or not the entity has provided financial support or other support (explicitly or implicitly) to the VIE that it was not previously contractually required to provide or whether the entity intends to provide that support, including the type and amount of the support and the primary reasons for providing the support; and supplemental information the entity determines necessary to provide. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -URI http://asc.fasb.org/extlink&oid=121559654&loc=SL6759159-111685 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121559654&loc=d3e5747-111685 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=121559654&loc=SL6228884-111685 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121559654&loc=d3e5710-111685 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121559654&loc=d3e5728-111685 + Details
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