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v3.22.4

Short-Term Borrowing (Details) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2023 USD ($) | Aug. 31, 2022 USD ($) | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Short-term Debt [Line Items] |  |  |  |  |  |
Commercial paper, outstanding |  |  |  |  | $ 2,640,000,000 | $ 1,488,000,000
Weighted average interest rate (percent) |  |  |  |  | 4.80% | 0.30%
Loans outstanding under credit agreement |  |  |  |  | $ 0 | $ 0
Maximum ratio of consolidated debt to consolidated total capital |  |  |  |  | 0.54 |
Minimum percentage of liens on assets |  |  | 0.05 |  | 0.05 |
Failure to pay, maximum aggregate limit |  |  | $ 150,000,000 |  | $ 150,000,000 |
Short-term borrowings |  |  | 400,000,000 |  |  |
Debt instrument, face amount |  |  | $ 400,000,000 |  |  |
Debt term (in years) |  |  | 364 days |  |  |
Interest Rate |  |  |  |  | 4.94% |
Ratio of consolidated debt to consolidated total capital |  |  | 0.65 |  |  |
Subsequent Event |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Short-term borrowings | $ 200,000,000 |  |  |  |  |
Debt instrument, face amount | $ 200,000,000 |  |  |  |  |
Maximum |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Maximum ratio of consolidated debt to consolidated total capital |  |  |  |  | 0.65 |
Revolving Credit |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | $ 1,500,000,000 |
Current amount available |  |  |  |  | 1,000,000,000 |
Letters of Credit |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | 1,200,000,000 |
CECONY |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Commercial paper, outstanding |  |  |  |  | $ 2,300,000,000 | $ 1,361,000,000
Weighted average interest rate (percent) |  |  |  |  | 4.80% | 0.30%
Maximum ratio of consolidated debt to consolidated total capital |  |  |  |  | 0.56 |
Clean Energy Businesses |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Short-term borrowings |  | $ 150,000,000 |  |  |  |
Debt term (in years) |  | 364 days |  |  |  |
Interest Rate |  |  |  |  | 5.06% |
Credit Availability Through December 2022 | CECONY | Revolving Credit |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | $ 2,250,000,000 |
Credit Availability Through December 2023 | CECONY | Revolving Credit |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | $ 2,200,000,000 |
March 2022 Credit Agreement Variable Rate 364 Day Revolving Credit Agreement | Revolving Credit | Subsidiaries |  |  |  |  |  |
Short-term Debt [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  |  | $ 750,000,000 |  |
Debt term (in years) |  |  |  | 364 days |  |

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