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v3.22.2

Income Taxes (Effective Tax Rates) (Details) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
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 | 8.00% | 4.90% | 3.60% | 6.80%
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 | 7.30% | 0.40% | 7.40% | 4.30%
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 | 16.80% | 8.30% | 16.40% | 10.20%
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 | 13.80% | 2.70% | 13.90% | 5.60%
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 | 20.20% | 19.00% | 20.10% | 19.10%
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 | 13.80% | 22.00% | (54.70%) | 16.10%
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 | 8.60% | 15.60% | (48.90%) | 16.70%
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 | 85.70% | 33.30% | 11.40% | 10.80%

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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