Income Taxes (Tables)

6 Months Ended

Jun. 30, 2020

Entity Information [Line Items]

Schedule of Effective Income Tax Rates

The following table details the effective tax rates for the three and six months ended June 30, 2020 and 2019.

	Three months ended		Six months ended
	June 30,		June 30,
	2020	2019	2020	2019
DPL	50.0%	16.6%	37.2%	12.8%

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 six months ended June 30, 2020 and 2019.

	Three months ended		Six months ended
	June 30,		June 30,
	2020	2019	2020	2019
DP&L	(14.8)%	17.2%	(3.9)%	17.3%