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Leases | 9 Months Ended
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Sep. 30, 2025
Leases [Abstract] |
Leases | Leases Operating lease cost and cash paid for amounts included in the measurement of lease liabilities for the three and nine months ended September 30, 2025 and 2024 were as follows:
| For the Three Months Ended September 30,
| Con Edison | CECONY
(Millions of Dollars) | 2025 | 2024 | 2025 | 2024
Operating lease cost | $17 | $17 | $17 | $17
Operating lease cash flows | $7 | $6 | $6 | $6
| For the Nine Months Ended September 30,
| Con Edison | CECONY
(Millions of Dollars) | 2025 | 2024 | 2025 | 2024
Operating lease cost | $51 | $50 | $51 | $49
Operating lease cash flows | $15 | $15 | $15 | $14
As of September 30, 2025, CECONY has four lease agreements for clean energy facilities that have not yet commenced operation, for which the total present value is $443 million. These clean energy facility leases have lease terms of 15 years and are expected to commence operation in 2025, 2026 and 2028. Right-of-use assets obtained in exchange for operating lease obligations for Con Edison and CECONY were $2 million and $11 million for the three and nine months ended September 30, 2025, respectively. Additionally, there were no material lease terminations for the three and nine months ended September 30, 2025. For the three and nine months ended September 30, 2024, there were no material right-of-use assets obtained in exchange for operating lease obligations for Con Edison and CECONY, nor any material lease terminations.
Leases | Leases Operating lease cost and cash paid for amounts included in the measurement of lease liabilities for the three and nine months ended September 30, 2025 and 2024 were as follows:
| For the Three Months Ended September 30,
| Con Edison | CECONY
(Millions of Dollars) | 2025 | 2024 | 2025 | 2024
Operating lease cost | $17 | $17 | $17 | $17
Operating lease cash flows | $7 | $6 | $6 | $6
| For the Nine Months Ended September 30,
| Con Edison | CECONY
(Millions of Dollars) | 2025 | 2024 | 2025 | 2024
Operating lease cost | $51 | $50 | $51 | $49
Operating lease cash flows | $15 | $15 | $15 | $14
As of September 30, 2025, CECONY has four lease agreements for clean energy facilities that have not yet commenced operation, for which the total present value is $443 million. These clean energy facility leases have lease terms of 15 years and are expected to commence operation in 2025, 2026 and 2028. Right-of-use assets obtained in exchange for operating lease obligations for Con Edison and CECONY were $2 million and $11 million for the three and nine months ended September 30, 2025, respectively. Additionally, there were no material lease terminations for the three and nine months ended September 30, 2025. For the three and nine months ended September 30, 2024, there were no material right-of-use assets obtained in exchange for operating lease obligations for Con Edison and CECONY, nor any material lease terminations.

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- Definition The entire disclosure for finance leases of lessee. Includes, but is not limited to, description of lessee's finance lease and maturity analysis of finance lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/842-20/tableOfContent + Details
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- Definition The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/842-20/tableOfContent + Details
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