Income Taxes (Tables)

6 Months Ended

Jun. 30, 2014

Income Tax Disclosure [Abstract]

Summary of Effective Tax Rates

The effective tax rates for each of the Duke Energy Registrants are included in the following table.

	Three Months Ended June 30,				Six Months Ended June 30,
	2014		2013		2014		2013
Duke Energy	25.4	%	32.5	%	13.6	%	33.6	%
Duke Energy Carolinas	28.9	%	37.4	%	33.6	%	37.2	%
Progress Energy	37.7	%	59.9	%	37.4	%	36.7	%
Duke Energy Progress	37.3	%	39.6	%	36.9	%	38.7	%
Duke Energy Florida	38.7	%	38.0	%	38.6	%	39.8	%
Duke Energy Ohio	36.2	%	36.3	%	35.5	%	35.9	%
Duke Energy Indiana	36.9	%	37.5	%	36.8	%	37.5	%