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v3.23.3

Income Taxes (Effective Tax Rates) (Details) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Reconciliation of Income Tax Expense at the U.S. Federal Statutory Tax Rate to the Actual Tax Expense from Continuing Operations [Abstract] |  |  |  |
Effective tax rate | 2.80% | 10.10% | 9.00% | 8.60%
Duke Energy Carolinas |  |  |  |
Reconciliation of Income Tax Expense at the U.S. Federal Statutory Tax Rate to the Actual Tax Expense from Continuing Operations [Abstract] |  |  |  |
Effective tax rate | 4.90% | 5.20% | 8.00% | 6.30%
Progress Energy |  |  |  |
Reconciliation of Income Tax Expense at the U.S. Federal Statutory Tax Rate to the Actual Tax Expense from Continuing Operations [Abstract] |  |  |  |
Effective tax rate | 15.70% | 15.80% | 16.20% | 16.20%
Duke Energy Progress |  |  |  |
Reconciliation of Income Tax Expense at the U.S. Federal Statutory Tax Rate to the Actual Tax Expense from Continuing Operations [Abstract] |  |  |  |
Effective tax rate | 11.80% | 12.90% | 13.00% | 13.40%
Duke Energy Florida |  |  |  |
Reconciliation of Income Tax Expense at the U.S. Federal Statutory Tax Rate to the Actual Tax Expense from Continuing Operations [Abstract] |  |  |  |
Effective tax rate | 20.80% | 18.40% | 20.30% | 19.40%
Duke Energy Ohio |  |  |  |
Reconciliation of Income Tax Expense at the U.S. Federal Statutory Tax Rate to the Actual Tax Expense from Continuing Operations [Abstract] |  |  |  |
Effective tax rate | 14.90% | 14.20% | 15.80% | (14.60%)
Duke Energy Indiana |  |  |  |
Reconciliation of Income Tax Expense at the U.S. Federal Statutory Tax Rate to the Actual Tax Expense from Continuing Operations [Abstract] |  |  |  |
Effective tax rate | 18.50% | 16.80% | 17.80% | 0.50%
Piedmont |  |  |  |
Reconciliation of Income Tax Expense at the U.S. Federal Statutory Tax Rate to the Actual Tax Expense from Continuing Operations [Abstract] |  |  |  |
Effective tax rate | 26.30% | 21.40% | 17.20% | 9.10%

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-12 + Details
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