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Leases (Tables) | 12 Months Ended
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Dec. 31, 2023
Leases [Abstract] |
Lease Costs, Cash Flows and Other Related Information | Operating lease cost and cash paid for amounts included in the measurement of lease liabilities for the years ended December 31, 2023, 2022, and 2021 were as follows:
| Con Edison (a) | CECONY
(Millions of Dollars) | 2023 | 2022 | 2021 | 2023 | 2022 | 2021
Operating lease cost | $70 |  | $88 |  | $86 |  | $66 |  | $67 |  | $66 |
Operating lease cash flows | $68 |  | $83 |  | $80 |  | $65 |  | $64 |  | $63 |
(a)Amounts for Con Edison include amounts for the Clean Energy Businesses through February 2023. 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. Other information related to leases for Con Edison and CECONY at December 31, 2023 and 2022 was as follows:
| Con Edison | CECONY
| 2023 | 2022 | 2023 | 2022
Weighted Average Remaining Lease Term: |  |  |  |
Operating leases, (a) (b) | 11.4 years | 12.3 years | 11.4 years | 12.4 years
Finance leases | 6.6 years | 7.2 years | 2.7 years | 2.3 years
Weighted Average Discount Rate: |  |  |  |
Operating leases, (a) (b) | 3.7% | 3.7% | 3.7% | 3.7%
Finance leases | 3.0% | 1.9% | 3.1% | 1.0%
(a)Amounts for Con Edison in 2022 exclude operating leases of the Clean Energy Businesses, inclusive of Broken Bow II, that were classified as held for sale as of December 31, 2022. Including the operating leases of the Clean Energy Businesses would result in a weighted average remaining lease term of 18.3 years and a weighted average discount rate of 4.4 percent 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. (b)Amounts for Con Edison in 2023 exclude the operating lease of Broken Bow II, that was classified as held for sale as of December 31, 2023. Including the operating lease of Broken Bow II would result in a weighted average remaining lease term of 11.6 years and a weighted average discount rate of 3.8 percent as of December 31, 2023. See Note W and Note X.
Operating Leases, Future Minimum Lease Payments | Future minimum lease payments under non-cancellable leases at December 31, 2023 were as follows:
(Millions of Dollars) | Con Edison | CECONY
Year Ending December 31, (b) | Operating Leases | Finance Leases | Operating Leases | Finance Leases
2024 | $67 | $1 | $66 | $1
2025 | 66 | — | 66 | —
2026 | 66 | — | 66 | —
2027 | 65 | — | 65 | —
2028 | 60 | — | 60 | —
All years thereafter | 365 | 1 | 365 | —
Total future minimum lease payments | $689 | $2 | $688 | $1
Less: imputed interest | (144) | — | (143) | —
Total | $545 | $2 | $545 | $1
Reported as of December 31, 2023 |  |  |  |
Operating lease liabilities (current) (a) | $116 | $— | $116 | $—
Operating lease liabilities held for sale (current) | 2 | — | — | —
Operating lease liabilities (noncurrent) (a) | 429 | — | 429 | —
Operating lease liabilities held for sale (noncurrent) | 5 | — | — | —
Other current liabilities | — | 1 | — | 1
Other noncurrent liabilities | — | 1 | — | —
Total | $552 | $2 | $545 | $1
(a)Amounts exclude operating lease liabilities of Broken Bow II ($7 million) that are classified as current and noncurrent liabilities held for sale on Con Edison's consolidated balance sheet as of December 31, 2023. See Note X. (b)Amounts exclude operating lease future minimum lease payments of Broken Bow II, of $3 million in total for years ended December 31, 2024 through 2028, and $10 million for all years thereafter, and imputed interest of $6 million.
Finance Leases, Future Minimum Lease Payments | Future minimum lease payments under non-cancellable leases at December 31, 2023 were as follows:
(Millions of Dollars) | Con Edison | CECONY
Year Ending December 31, (b) | Operating Leases | Finance Leases | Operating Leases | Finance Leases
2024 | $67 | $1 | $66 | $1
2025 | 66 | — | 66 | —
2026 | 66 | — | 66 | —
2027 | 65 | — | 65 | —
2028 | 60 | — | 60 | —
All years thereafter | 365 | 1 | 365 | —
Total future minimum lease payments | $689 | $2 | $688 | $1
Less: imputed interest | (144) | — | (143) | —
Total | $545 | $2 | $545 | $1
Reported as of December 31, 2023 |  |  |  |
Operating lease liabilities (current) (a) | $116 | $— | $116 | $—
Operating lease liabilities held for sale (current) | 2 | — | — | —
Operating lease liabilities (noncurrent) (a) | 429 | — | 429 | —
Operating lease liabilities held for sale (noncurrent) | 5 | — | — | —
Other current liabilities | — | 1 | — | 1
Other noncurrent liabilities | — | 1 | — | —
Total | $552 | $2 | $545 | $1
(a)Amounts exclude operating lease liabilities of Broken Bow II ($7 million) that are classified as current and noncurrent liabilities held for sale on Con Edison's consolidated balance sheet as of December 31, 2023. See Note X. (b)Amounts exclude operating lease future minimum lease payments of Broken Bow II, of $3 million in total for years ended December 31, 2024 through 2028, and $10 million for all years thereafter, and imputed interest of $6 million.

X
- Definition Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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X
- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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X
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X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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