Income Taxes (Tables)

9 Months Ended

Sep. 30, 2019

Entity Information [Line Items]

Schedule of Effective Income Tax Rates

The following table details the effective tax rates for the three and nine months ended September 30, 2019 and 2018.

	Three months ended		Nine months ended
	September 30,		September 30,
	2019	2018	2019	2018
DPL	(35.6)%	16.3%	(9.8)%	15.2%

THE DAYTON POWER AND LIGHT COMPANY [Member]

Entity Information [Line Items]

Schedule of Effective Income Tax Rates

The following table details the effective tax rates for the three and nine months ended September 30, 2019 and 2018.

	Three months ended		Nine months ended
	September 30,		September 30,
	2019	2018	2019	2018
DP&L	(19.1)%	16.8%	4.7%	16.2%