Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenues	$ 364.0	$ 482.9
Cost of revenues:
Fuel	66.9	76.4
Purchased power	121.9	193.3
Total cost of revenues	188.8	269.7
Gross margin	175.2	213.2
Operating expenses:
Operation and maintenance	88.5	87.0
Depreciation and amortization	33.4	33.8
General taxes	21.0	23.0
Other	0.1	0.4
Total operating expenses	143.0	144.2
Operating income	32.2	69.0
Other income / (expense), net
Investment loss	(0.1)	(0.2)
Interest expense	(26.3)	(30.5)
Charge for early retirement of debt	(2.6)	0.0
Other expense	(0.4)	(0.5)
Total other expense, net	(29.4)	(31.2)
Earnings from continuing operations before income taxes	2.8	37.8
Income tax expense from continuing operations	0.6	11.0
Net income from continuing operations	2.2	26.8
Income / (loss) from discontinued operations	(0.7)	3.6
Gain from disposal of discontinued operations	49.2	0.0
Income tax expense	18.9	1.7
Discontinued operations	29.6	1.9
Net income	31.8	28.7
THE DAYTON POWER AND LIGHT COMPANY [Member]
Revenues	349.2	461.3
Cost of revenues:
Fuel	62.9	69.3
Purchased power	121.3	189.7
Total cost of revenues	184.2	259.0
Gross margin	165.0	202.3
Operating expenses:
Operation and maintenance	86.1	84.4
Depreciation and amortization	34.3	34.7
General taxes	20.5	22.5
Gain on termination of contract	(27.7)
Other	0.1	0.4
Total operating expenses	113.3	142.0
Operating income	51.7	60.3
Other income / (expense), net
Investment loss	(0.1)	(0.1)
Interest expense	(5.3)	(8.7)
Other expense	(0.2)	(0.2)
Total other expense, net	(5.6)	(9.0)
Earnings from continuing operations before income taxes	46.1	51.3
Income tax expense from continuing operations	12.4	14.8
Net income	33.7	36.5
Dividends on preferred stock	0.2	0.2
Income attributable to common stock	$ 33.5	$ 36.3