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Variable Interest Entities (Schedule of Accounts Receivable Securitizations) (Details) - USD ($) $ in Millions | 1 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Apr. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2024 | Apr. 01, 2024 | Feb. 29, 2024 | Dec. 31, 2023
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | $ 76,340 |  |  | $ 72,452
Duke Energy Carolinas |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | 16,669 |  |  | 15,693
Duke Energy Progress |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | 11,371 |  |  | 11,492
Duke Energy Florida |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | 9,814 |  |  | 9,812
Consolidated VIEs |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | 1,842 |  |  | 3,000
Consolidated VIEs | Duke Energy Carolinas |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | 198 |  |  | 708
Consolidated VIEs | Duke Energy Progress |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | 809 |  |  | 1,079
Consolidated VIEs | Duke Energy Florida |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | 773 |  |  | 831
Consolidated VIEs | Duke Energy Florida | DEFR Accounts Receivable Securitization Facility Maturing April 2024 | Secured Debt |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Repayments of debt | $ 325 |  |  |  |  |
Consolidated VIEs | CRC |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  |  |  |  | 312
Restricted receivables |  |  |  |  | $ 682 | 663
Repayments of debt |  | $ 350 |  |  |  |
Consolidated VIEs | DERF | Duke Energy Carolinas |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  | 500 |  |  | 500
Restricted receivables |  |  | 1,054 |  |  | 991
Consolidated VIEs | DEPR | Duke Energy Progress |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Credit facility amount |  |  | 400 |  |  |
Long-Term Debt |  |  | 400 |  |  | 400
Restricted receivables |  |  | $ 835 |  |  | 833
Consolidated VIEs | DEFR | Duke Energy Florida |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Long-Term Debt |  |  |  |  |  | 325
Restricted receivables |  |  |  | $ 459 |  | $ 532

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