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v3.23.3

Debt and Credit Facilities (Narrative) (Details) |  |  |  | 1 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2023 day | Apr. 03, 2023 | Mar. 09, 2022 USD ($) | Apr. 30, 2023 USD ($) $ / shares | Sep. 30, 2023 USD ($) $ / shares | Mar. 31, 2023 USD ($) | Dec. 31, 2022 $ / shares
Debt Instrument [Line Items] |  |  |  |  |  |  |
Sale of debt |  |  |  |  | $ 8,525,000,000 |  |
Common stock, par value (in usd per share) | $ / shares |  |  |  |  | $ 0.001 |  | $ 0.001
Master Credit Facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Facility size |  |  |  |  | $ 9,000,000,000 | $ 9,000,000,000 |
June 2017 Three Year Revolving Credit Facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Facility term (in years) |  |  | 3 years |  |  |  |
4.25% Convertible Senior notes Due April 2026 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  | 4.125% |  |  |
Duke Energy (Parent) |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Sale of debt |  |  |  |  | $ 3,075,000,000 |  |
Duke Energy (Parent) | 4.25% Convertible Senior notes Due April 2026 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Sale of debt |  |  |  | $ 1,700,000,000 |  |  |
Debt conversion rate (as a percent) |  | 25.00% |  |  |  |  |
Common stock, par value (in usd per share) | $ / shares |  |  |  | $ 0.001 |  |  |
Conversion ratio |  |  |  | 0.0084131 |  |  |
Convertible Debt | 4.25% Convertible Senior notes Due April 2026 | Debt Conversion Terms One |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Trading days (in days) | day | 20 |  |  |  |  |  |
Consecutive trading days (in days) | day | 30 |  |  |  |  |  |
Debt conversion rate (as a percent) | 130.00% |  |  |  |  |  |
Convertible Debt | 4.25% Convertible Senior notes Due April 2026 | Debt Conversion Terms Two |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Trading days (in days) | day | 5 |  |  |  |  |  |
Consecutive trading days (in days) | day | 10 |  |  |  |  |  |
Debt conversion rate (as a percent) | 98.00% |  |  |  |  |  |
Term Loan Facility | Duke Energy (Parent) | Master Credit Facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Facility size |  |  | $ 1,400,000,000 |  |  |  |
Extension period (in years) |  |  | 2 years |  |  |  |

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