Selected Quarterly Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Dec. 31, 2010

Schedule Of Quarterly Financial Information

	For the 2011 periods ended (a):
	Predecessor								Successor
$ in millions except per share amounts	March 31		June 30		September 30		November 27		December 31
Revenues	$	480.6	$	433.4	$	497.5	$	259.4		N/A
Operating income	$	100.9	$	65.8	$	112.9	$	48.2		N/A
Net income	$	43.5	$	31.7	$	67.1	$	8.2		N/A
Earnings per share of common stock:
Basic	$	0.38	$	0.28	$	0.58	$	0.07		N/A
Diluted	$	0.38	$	0.28	$	0.58	$	0.07		N/A
Dividends declared per share	$	0.3325	$	0.3325	$	0.3325	$	0.5400		N/A
	For the 2010 quarters ended:
	Predecessor
$ in millions except per share amounts	March 31		June 30		September 30		December 31
Revenues	$	437.0	$	434.1	$	502.3	$	458.0
Operating income	$	126.0	$	109.3	$	144.6	$	124.5
Net income	$	71.0	$	61.4	$	86.4	$	71.5
Earnings per share of common stock:
Basic	$	0.61	$	0.53	$	0.75	$	0.62
Diluted	$	0.61	$	0.53	$	0.74	$	0.62
Dividends declared per share	$	0.3025	$	0.3025	$	0.3025	$	0.3025

DP&L [Member]

Schedule Of Quarterly Financial Information

	For the 2011 quarters ended
$ in millions except per share amounts
and common stock market price	March 31		June 30		September 30		December 31
Revenues	$	449.8	$	397.0	$	452.5	$	378.4
Operating income	$	89.3	$	55.8	$	100.0	$	74.8
Net income	$	52.7	$	30.8	$	63.9	$	45.8
Earnings on common stock	$	52.5	$	30.6	$	63.7	$	45.5
Dividends paid on common stock to DPL	$	70.0	$	45.0	$	65.0	$	40.0

	For the 2010 quarters ended
$ in millions except per share amounts
and common stock market price	March 31		June 30		September 30		December 31
Revenues	$	423.8	$	412.6	$	472.4	$	430.0
Operating income	$	118.4	$	97.0	$	131.9	$	102.9
Net income	$	72.1	$	59.4	$	83.2	$	63.0
Earnings on common stock	$	71.9	$	59.2	$	83.0	$	62.7
Dividends paid on common stock to DPL	$	90.0	$	60.0	$	-	$	150.0