Business Segments (Tables)

3 Months Ended

9 Months Ended

Sep. 30, 2013

Sep. 30, 2012

Sep. 30, 2013

Sep. 30, 2012

Business Segments [Abstract]

Financial Reporting for Reportable Business Segments

$ in millions	Utility		Competitive Retail		Other		Adjustments and Eliminations		DPL Consolidated
For the three months ended  September 30, 2013
Revenues from external customers	$	289.3	$	139.7	$	12.2	$	-	$	441.2
Intersegment revenues		123.8		-		1.0		(124.8)		-
Total revenues		413.1		139.7		13.2		(124.8)		441.2
Fuel		96.7		-		2.9		0.1		99.7
Purchased power		110.4		125.6		0.9		(123.8)		113.1
Amortization of intangibles		-		-		1.8		-		1.8
Gross margin	$	206.0	$	14.1	$	7.6	$	(1.1)	$	226.6
Depreciation and amortization	$	35.8	$	0.1	$	(2.0)	$	-	$	33.9
Interest expense		10.4		0.1		20.6		(0.1)		31.0
Income tax expense (benefit)		13.2		1.4		(3.3)		-		11.3
Net income / (loss)		40.9		2.5		(10.2)		-		33.2
Cash capital expenditures	$	28.3	$	-	$	1.0	$	-	$	29.3
At September 30, 2013
Total assets	$	3,837.5	$	102.8	$	565.8	$	-	$	4,506.1

$ in millions	Utility		Competitive Retail		Other		Adjustments and Eliminations		DPL Consolidated
For the three months ended  September 30, 2012
Revenues from external customers	$	313.4	$	145.5	$	12.8	$	-	$	471.7
Intersegment revenues		113.4		-		0.9		(114.3)		-
Total revenues		426.8		145.5		13.7		(114.3)		471.7
Fuel		108.1		-		4.6		-		112.7
Purchased power		79.9		123.4		0.9		(113.5)		90.7
Amortization of intangibles		-		-		24.2		-		24.2
Gross margin	$	238.8	$	22.1	$	(16.0)	$	(0.8)	$	244.1
Depreciation and amortization	$	36.5	$	0.2	$	(3.6)	$	-	$	33.1
Goodwill impairment		-		-		1,850.0		-		1,850.0
Fixed asset impairment		80.8		-		-		(80.8)		-
Interest expense		10.0		0.2		21.0		(0.1)		31.1
Income tax expense (benefit)		6.5		5.9		7.8		-		20.2
Net income / (loss)		(11.2)		10.0		(1,809.7)		-		(1,810.9)
Cash capital expenditures	$	52.2	$	-	$	0.4	$	-	$	52.6
At December 31, 2012
Total assets	$	3,464.2	$	99.2	$	683.9	$	-	$	4,247.3

$ in millions	Utility		Competitive Retail		Other		Adjustments and Eliminations		DPL Consolidated
For the nine months ended  September 30, 2013
Revenues from external customers	$	805.5	$	381.9	$	23.3	$	-	$	1,210.7
Intersegment revenues		336.0		-		3.0		(339.0)		-
Total revenues		1,141.5		381.9		26.3		(339.0)		1,210.7
Fuel		269.6		-		4.2		0.2		274.0
Purchased power		276.7		340.8		1.5		(336.4)		282.6
Amortization of intangibles		-		-		5.3		-		5.3
Gross margin	$	595.2	$	41.1	$	15.3	$	(2.8)	$	648.8
Depreciation and amortization	$	104.5	$	0.4	$	(5.9)	$	-	$	99.0
Interest expense		29.7		0.4		61.5		(0.5)		91.1
Income tax expense (benefit)		29.2		4.3		(12.7)		-		20.8
Net income / (loss)		101.4		7.7		(33.1)		-		76.0
Cash capital expenditures	$	95.1	$	-	$	1.4	$	-	$	96.5
At September 30, 2013
Total assets	$	3,837.5	$	102.8	$	565.8	$	-	$	4,506.1

$ in millions	Utility		Competitive Retail		Other		Adjustments and Eliminations		DPL Consolidated
For the nine months ended  September 30, 2012
Revenues from external customers	$	887.9	$	367.5	$	32.3	$	-	$	1,287.7
Intersegment revenues		285.1		-		2.6		(287.7)		-
Total revenues		1,173.0		367.5		34.9		(287.7)		1,287.7
Fuel		272.3		-		6.7		-		279.0
Purchased power		234.1		315.6		1.3		(285.2)		265.8
Amortization of intangibles		-		-		71.2		-		71.2
Gross margin	$	666.6	$	51.9	$	(44.3)	$	(2.5)	$	671.7
Depreciation and amortization	$	107.3	$	0.3	$	(12.0)	$	-	$	95.6
Goodwill impairment		-		-		1,850.0		-		1,850.0
Fixed asset impairment		80.8		-		-		(80.8)		-
Interest expense		29.0		0.4		64.1		(0.4)		93.1
Income tax expense (benefit)		39.4		15.8		(14.9)		-		40.3
Net income / (loss)		58.3		17.5		(1,853.1)		-		(1,777.3)
Cash capital expenditures	$	161.7	$	0.5	$	0.9	$	-	$	163.1
At December 31, 2012
Total assets	$	3,464.2	$	99.2	$	683.9	$	-	$	4,247.3