Income Taxes (Tables)

3 Months Ended

Mar. 31, 2022

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,
	2022		2021
Duke Energy	(1.7)	%	8.2	%
Duke Energy Carolinas	7.4	%	6.9	%
Progress Energy	15.9	%	12.9	%
Duke Energy Progress	14.0	%	8.3	%
Duke Energy Florida	20.1	%	19.3	%
Duke Energy Ohio	(266.7)	%	13.3	%
Duke Energy Indiana	31.9	%	17.6	%
Piedmont	13.4	%	11.4	%