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Material Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2022
Commitments and Contingencies Disclosure [Abstract] |
Summary of Total Guarantees | A summary, by type and term, of Con Edison’s total guarantees under these other agreements at December 31, 2022 is as follows:
Guarantee Type | 0 – 3 years |  | 4 – 10 years |  | > 10 years |  | Total
| (Millions of Dollars)
Con Edison Transmission | $407 |  | $— |  | $— |  |  | $407
Energy transactions (a) | 489 |  | 22 |  | 294 |  | 805
Renewable electric projects (a) | 354 |  | 69 |  | 555 |  | 978
Other (a) | 222 |  | — |  |  | — |  |  | 222
Total | $1,472 |  | $91 |  | $849 |  | $2,412
(a) These represent guarantees of subsidiaries of the Clean Energy Businesses. The Clean Energy Businesses were classified as held for sale as of December 31, 2022. See "Assets and Liabilities Held for Sale" in Note A, and Note X.

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- Definition Tabular disclosure of each guarantee obligation, or each group of similar guarantee obligations, including (a) the nature of the guarantee, including its term, how it arose, and the events or circumstances that would require the guarantor to perform under the guarantee; (b) the maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee; (c) the current carrying amount of the liability, if any, for the guarantor's obligations under the guarantee; and (d) the nature of any recourse provisions under the guarantee, and any assets held either as collateral or by third parties, and any relevant related party disclosure. Excludes disclosures about product warranties. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124440162&loc=d3e12265-110248 + Details
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