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v3.23.1

Debt and Credit Facilities (Narrative) (Details) |  | 1 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 09, 2022 USD ($) | Apr. 30, 2023 USD ($) $ / shares | Mar. 31, 2023 USD ($) $ / shares | Dec. 31, 2022 $ / shares
Debt Instrument [Line Items] |  |  |  |
Common stock, par value (in usd per share) | $ / shares |  |  | $ 0.001 | $ 0.001
4.95% January 2023 Notes Due January 2033 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest Rate |  |  | 4.95% |
Subsequent event | 4.25% Convertible Senior notes Due April 2026 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest Rate |  | 4.125% |  |
Duke Energy (Parent) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
sale of debt |  |  | $ 4,050,000,000 |
Duke Energy (Parent) | 4.95% January 2023 Notes Due January 2033 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
sale of debt |  |  | $ 900,000,000 |
Duke Energy (Parent) | Subsequent event | 4.25% Convertible Senior notes Due April 2026 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
sale of debt |  | $ 1,700,000,000 |  |
Common stock, par value (in usd per share) | $ / shares |  | $ 0.001 |  |
Conversion ratio |  | 0.0084131 |  |
Debt conversion rate (as a percent) |  | 25.00% |  |
Progress Energy |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Common stock, par value (in usd per share) | $ / shares |  |  | $ 0.01 | $ 0.01
Master Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Facility size |  |  | $ 9,000,000,000 |
Master Credit Facility | Duke Energy Florida |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Facility size |  |  | $ 1,350,000,000 |
Master Credit Facility | Term Loan Facility | Duke Energy (Parent) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Facility size | $ 1,400,000,000 |  |  |
Extension period (in years) | 2 years |  |  |
June 2017 Three Year Revolving Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Facility term (in years) | 3 years |  |  |

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