Income Taxes (Tables)

3 Months Ended

Mar. 31, 2013

Effective Income Tax Rates

	Three months ended March 31,
	2013	2012
DPL	23.2%	26.0%

DP&L [Member]

Effective Income Tax Rates

	Three months ended March 31,
	2013	2012
DP&L	24.1%	31.3%