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v3.23.3

Debt and Credit Facilities (Summary of Current Maturities of Long-term Debt) (Details) - USD ($) $ in Millions | 1 Months Ended |  |  |
--- | --- | --- | --- | ---
Oct. 31, 2023 | Oct. 30, 2023 | Sep. 30, 2023 | Dec. 31, 2022
Debt Instrument [Line Items] |  |  |  |
Current maturities of long-term debt |  |  | $ 4,034 | $ 3,878
Other debt securities |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Current maturities of long-term debt |  |  | 684 |
Duke Energy Ohio |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Current maturities of long-term debt |  |  | $ 175 | 475
Duke Energy Ohio | Debt Maturing October 2023, 5.813% Coupon | Unsecured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (as a percent) |  |  | 5.813% |
Current maturities of long-term debt |  |  | $ 150 |
Duke Energy (Parent) | Debt Maturing October 2023, 3.950% Coupon | Unsecured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (as a percent) |  |  | 3.95% |
Current maturities of long-term debt |  |  | $ 400 |
Duke Energy (Parent) | Debt Maturing April 2024, 3.75% Coupon | Unsecured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (as a percent) |  |  | 3.75% |
Current maturities of long-term debt |  |  | $ 1,000 |
Duke Energy (Parent) | Debt Maturing March 2024, 6.048% Coupon | Unsecured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (as a percent) |  |  | 6.048% |
Current maturities of long-term debt |  |  | $ 1,000 |
Duke Energy Florida |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Current maturities of long-term debt |  |  | $ 1,194 | $ 328
Duke Energy Florida | Debt Maturing April 2024, 6.196% Coupon | Unsecured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (as a percent) |  |  | 6.196% |
Current maturities of long-term debt |  |  | $ 800 |
Duke Energy Kentucky | Unsecured Debt | Subsequent event |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Current maturities of long-term debt | $ 75 | $ 50 |  |
Facility term (in years) | 2 years |  |  |

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