Income Taxes (Tables)

3 Months Ended

Mar. 31, 2021

Income Tax Disclosure [Abstract]

Summary of Effective Tax Rates

The ETRs from continuing operations for each of the Duke Energy Registrants are included in the following table.

	Three Months Ended
	March 31,
	2021		2020
Duke Energy	8.2	%	13.3	%
Duke Energy Carolinas	6.9	%	16.1	%
Progress Energy	12.9	%	17.5	%
Duke Energy Progress	8.3	%	17.1	%
Duke Energy Florida	19.3	%	20.0	%
Duke Energy Ohio	13.3	%	17.7	%
Duke Energy Indiana	17.6	%	20.8	%
Piedmont	11.4	%	10.1	%