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Material Contingencies (Tables) | 3 Months Ended
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Mar. 31, 2023
Commitments and Contingencies Disclosure [Abstract] |
Summary of Total Guarantees | A summary, by type and term, of Con Edison's total guarantees under these agreements at March 31, 2023 is as follows:
Guarantee Type | 0 – 3 years | 4 – 10 years | > 10 years | Total
| (Millions of Dollars)
Con Edison Transmission | $381 | $— |  | $— |  | $381
Guarantees on behalf of the Clean Energy Businesses (a) | 278 | 16 | 226 | 520
Broken Bow II | — | — | 9 | 9
Total | $659 | $16 | $235 | $910
(a) On March 1, 2023, Con Edison completed the sale of substantially all of the assets of the Clean Energy Businesses. See Note S and Note T. Guarantee amount shown represents guarantees issued on behalf of the Clean Energy Businesses that remain outstanding at March 31, 2023. Prior to and following the sale, RWE, with Con Edison's assistance, engaged in the process of transferring responsibility for these guarantees from Con Edison to RWE and that process is ongoing. Pursuant to the purchase and sale agreement, RWE is obligated to reimburse and hold harmless Con Edison for any payments Con Edison makes under guarantees issued by Con Edison on behalf of the Clean Energy Businesses. As of March 31, 2023, no such payments have been, or are probable of being, made.

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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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