Business Segments (Tables)

6 Months Ended

Jun. 30, 2017

Segment Reporting Information [Line Items]

Financial Reporting for Reportable Business Segments

$ in millions	T&D		Generation			Other			Adjustments and Eliminations			DPL Consolidated
Six months ended June 30, 2017
Revenues from external customers	$	357.7	$	259.2		$	5.1		$	—		$	622.0
Intersegment revenues	0.6		—			2.7			(3.3		)	—
Total revenues	$	358.3	$	259.2		$	7.8		$	(3.3	)	$	622.0
Depreciation and amortization	$	36.7	$	11.9		$	5.9		$	—		$	54.5
Fixed-asset Impairments (Note 14)	$	—	$	66.3		$	0.1		$	—		$	66.4
Interest expense	$	15.2	$	0.2		$	38.9		$	—		$	54.3
Income / (loss) from continuing operations before income tax	$	40.1	$	(73.6	)	$	(40.9	)	$	—		$	(74.4	)
Cash capital expenditures	$	45.7	$	19.2		$	1.5		$	—		$	66.4
At June 30, 2017
Total assets	$	1,647.5	$	354.9		$	622.5		$	(414.5	)	$	2,210.4

$ in millions	T&D		Generation			Other			Adjustments and Eliminations			DPL Consolidated
Six months ended June 30, 2016
Revenues from external customers	$	388.9	$	299.6		$	3.8		$	—		$	692.3
Intersegment revenues	0.7		—			2.2			(2.9		)	—
Total revenues	$	389.6	$	299.6		$	6.0		$	(2.9	)	$	692.3
Depreciation and amortization	$	34.8	$	39.4		$	(4.8	)	$	—		$	69.4
Fixed-asset Impairments (Note 14)	$	—	$	857.1		$	(621.6	)	$	—		$	235.5
Interest expense	$	11.0	$	0.2		$	41.2		$	(0.1	)	$	52.3
Income / (loss) from continuing operations before income tax	$	64.0	$	(873.9	)	$	587.6		$	—		$	(222.3	)
Cash capital expenditures	$	42.2	$	36.3		$	0.6		$	—		$	79.1
At December 31, 2016
Total assets	$	1,710.5	$	472.3		$	673.6		$	(437.2	)	$	2,419.2

Subsidiaries [Member]

Segment Reporting Information [Line Items]

Financial Reporting for Reportable Business Segments

The following tables present financial information for each of DP&L’s reportable business segments:

$ in millions	T&D		Generation		Adjustments and Eliminations		DP&L Total
Three months ended June 30, 2017
Revenues from external customers	$	168.2	$	115.9	$	—	$	284.1
Intersegment revenues	—		—		—		—
Total revenues	$	168.2	$	115.9	$	—	$	284.1
Depreciation and amortization	$	18.6	$	3.4	$	—	$	22.0
Interest expense	$	7.8	$	—	$	—	$	7.8
Income from operations before income tax	$	15.1	$	11.2	$	—	$	26.3
Cash capital expenditures	$	19.4	$	4.1	$	—	$	23.5

$ in millions	T&D		Generation			Adjustments and Eliminations		DP&L Total
Three months ended June 30, 2016
Revenues from external customers	$	185.1	$	128.6		$	—	$	313.7
Intersegment revenues	—		—			—		—
Total revenues	$	185.1	$	128.6		$	—	$	313.7
Depreciation and amortization	$	17.6	$	19.2		$	—	$	36.8
Fixed-asset Impairments (Note 14)	$	—	$	857.1		$	—	$	857.1
Interest expense	$	5.3	$	0.1		$	—	$	5.4
Income / (loss) from operations before income tax	$	30.1	$	(865.4	)	$	—	$	(835.3	)
Cash capital expenditures	$	18.1	$	17.9		$	—	$	36.0

$ in millions	T&D		Generation			Adjustments and Eliminations		DP&L Total
Six months ended June 30, 2017
Revenues from external customers	$	358.3	$	236.9		$	—	$	595.2
Intersegment revenues	—		—			—		—
Total revenues	$	358.3	$	236.9		$	—	$	595.2
Depreciation and amortization	$	36.7	$	8.8		$	—	$	45.5
Fixed-asset Impairments (Note 14)	$	—	$	66.3		$	—	$	66.3
Interest expense	$	15.2	$	0.2		$	—	$	15.4
Income / (loss) from operations before income tax	$	40.1	$	(77.5	)	$	—	$	(37.4	)
Cash capital expenditures	$	45.7	$	11.9		$	—	$	57.6
At June 30, 2017
Total assets	$	1,647.5	$	201.1		$	—	$	1,848.6

$ in millions	T&D		Generation			Adjustments and Eliminations		DP&L Total
Six months ended June 30, 2016
Revenues from external customers	$	389.6	$	273.3		$	—	$	662.9
Intersegment revenues	—		—			—		—
Total revenues	$	389.6	$	273.3		$	—	$	662.9
Depreciation and amortization	$	34.8	$	36.3		$	—	$	71.1
Fixed-asset Impairments (Note 14)	$	—	$	857.1		$	—	$	857.1
Interest expense	$	10.5	$	0.2		$	—	$	10.7
Income / (loss) from operations before income tax	$	64.5	$	(853.7	)	$	—	$	(789.2	)
Cash capital expenditures	$	42.2	$	29.6		$	—	$	71.8
At December 31, 2016
Total assets	$	1,710.5	$	324.6		$	—	$	2,035.1