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v3.23.1

Business Segments (Business Segment Data) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | $ 7,276 | $ 7,011 |
Segment income (loss) | 910 | 806 |
Less: Noncontrolling interests | 43 | 37 |
Add: Preferred stock dividend | 39 | 39 |
Discontinued operations | (145) | 12 |
Net Income | 761 | 820 |
Segment assets | 178,833 |  | $ 178,086
Impairment of assets and other charges | 8 | 215 |
Regulated electric | 6,324 | 5,933 |
Duke Energy Ohio |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 709 | 638 |
Segment income (loss) | 100 | 77 |
Segment assets | 11,693 |  | $ 11,506
Regulated electric | 474 | 412 |
Electric Utilities and Infrastructure |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 6,381 | 5,995 |
Less: Noncontrolling interests |  | (22) |
Impairment of assets and other charges |  | 211 |
Regulated electric |  | (46) |
Gas Utilities and Infrastructure |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 888 | 1,009 |
Total Reportable Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 7,269 | 7,004 |
Operating Segments | Electric Utilities and Infrastructure |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 6,398 | 6,002 |
Segment income (loss) | 791 | 723 |
Segment assets | 152,989 |  |
Operating Segments | Electric Utilities and Infrastructure | Duke Energy Ohio |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 474 | 412 |
Segment income (loss) | 49 | 41 |
Segment assets | 7,553 |  |
Operating Segments | Gas Utilities and Infrastructure |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 911 | 1,032 |
Segment income (loss) | 287 | 254 |
Segment assets | 16,217 |  |
Operating Segments | Gas Utilities and Infrastructure | Duke Energy Ohio |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 235 | 226 |
Segment income (loss) | 52 | 38 |
Segment assets | 4,041 |  |
Operating Segments | Total Reportable Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 7,309 | 7,034 |
Segment income (loss) | 1,078 | 977 |
Segment assets | 169,206 |  |
Operating Segments | Total Reportable Segments | Duke Energy Ohio |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 709 | 638 |
Segment income (loss) | 101 | 79 |
Segment assets | 11,594 |  |
Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Segment assets | 9,627 |  |
Other | Other | Duke Energy Ohio |  |  |
Segment Reporting Information [Line Items] |  |  |
Segment income (loss) | (1) | (2) |
Segment assets | 10 |  |
Corporate And Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 31 | 30 |
Segment income (loss) | (168) | (171) |
Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | (64) | (53) |
Segment assets | 0 |  |
Eliminations | Duke Energy Ohio |  |  |
Segment Reporting Information [Line Items] |  |  |
Segment assets | 89 |  |
Eliminations | Electric Utilities and Infrastructure |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 17 | 7 |
Eliminations | Gas Utilities and Infrastructure |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 23 | 23 |
Eliminations | Total Reportable Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 40 | 30 |
Eliminations | Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | 24 | 23 |
Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating Revenues | $ 7 | $ 7 |

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