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Dispositions (Income Statement) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Income tax benefit |  |  |  |  |  |  |  |  | $ (503) | $ (76) | $ (65)
Loss from discontinued operations | $ (1,293) | $ 3 | $ (18) | $ (15) | $ (36) | $ (57) | $ (25) | $ (26) | (1,323) | (144) | (7)
Add: Net loss attributable to noncontrolling interest included in discontinued operations |  |  |  |  |  |  |  |  | 108 | 344 | 296
Net income from discontinued operations attributable to Duke Energy Corporation |  |  |  |  |  |  |  |  | (1,215) | 200 | 289
Discontinued Operations, Held-for-sale |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Loss from discontinued operations |  |  |  |  |  |  |  |  | (1,323) | (144) | (7)
Discontinued Operations, Held-for-sale | Commercial Renewables Disposal Groups |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating revenues |  |  |  |  |  |  |  |  | 465 | 476 | 502
Operation, maintenance and other |  |  |  |  |  |  |  |  | 337 | 343 | 292
Depreciation and amortization |  |  |  |  |  |  |  |  | 201 | 227 | 200
Property and other taxes |  |  |  |  |  |  |  |  | 36 | 34 | 26
Other income and expenses, net |  |  |  |  |  |  |  |  | 2 | (27) | 1
Interest expense |  |  |  |  |  |  |  |  | 10 | 72 | 66
Loss on disposal |  |  |  |  |  |  |  |  | 1,748 | 0 | 0
Loss before income taxes |  |  |  |  |  |  |  |  | (1,865) | (227) | (81)
Income tax benefit |  |  |  |  |  |  |  |  | (516) | (76) | (67)
Loss from discontinued operations |  |  |  |  |  |  |  |  | (1,349) | (151) | (14)
Add: Net loss attributable to noncontrolling interest included in discontinued operations |  |  |  |  |  |  |  |  | 108 | 344 | 296
Net income from discontinued operations attributable to Duke Energy Corporation |  |  |  |  |  |  |  |  | $ (1,241) | $ 193 | $ 282

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