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v3.25.3

Short-Term Borrowing (Details) | 1 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2025 | Jan. 31, 2025 USD ($) | Nov. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Sep. 30, 2025 USD ($) | Dec. 31, 2024 USD ($)
Short-term Debt [Line Items] |  |  |  |  |  |
Debt instrument term (in years) |  |  | 364 days |  |  |
Maximum aggregate limit of failure to pay debt or derivative obligations |  |  | $ 150,000,000 |  | $ 150,000,000 |
Short-term borrowings |  | $ 200,000,000 | $ 500,000,000 |  |  |
Ratio of consolidated debt to consolidated total capital |  |  | 0.65 |  |  |
Commercial paper, outstanding |  |  |  |  | $ 552,000,000 | $ 2,170,000,000
Weighted average interest rate of commercial paper (in percent) |  |  |  |  | 4.30% | 4.70%
Loans payable |  |  |  |  | $ 0 | $ 0
Maximum |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Ratio of consolidated debt to consolidated total capital |  |  |  |  | 0.65 |
CECONY |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Commercial paper, outstanding |  |  |  |  | $ 244,000,000 | $ 1,694,000,000
Weighted average interest rate of commercial paper (in percent) |  |  |  |  | 4.30% | 4.70%
Revolving Credit Facility | Credit Availability Through March 2028 |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | $ 2,500,000,000 | $ 2,500,000,000
Subsidiaries | CECONY |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Loans payable |  |  |  |  | $ 0 | $ 0
Subsidiaries | Revolving Credit Facility | March 2023 Credit Agreement Variable Rate 364 Day Revolving Credit Agreement | CECONY |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Debt instrument term (in years) | 364 days |  |  |  |  |
Maximum borrowing capacity |  |  |  | $ 500,000,000 |  |
Subsidiaries | Revolving Credit Facility | March 2022 Credit Agreement Variable Rate 364 Day Revolving Credit Agreement | CECONY |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Debt instrument term (in years) |  |  |  | 364 days |  |

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