Pension and Postretirement Benefits (Tables)

3 Months Ended

6 Months Ended

Jun. 30, 2013

Jun. 30, 2013

Net Periodic Benefit Cost / (Income)

Net Periodic Benefit Cost / (Income)	Pension				Postretirement
	Three months ended June 30,				Three months ended June 30,
$ in millions	2013		2012		2013		2012
Service cost	$	1.8	$	1.6	$	-	$	-
Interest cost		3.9		4.3		0.2		0.1
Expected return on plan assets (a)		(5.9)		(5.6)		(0.1)		-
Amortization of unrecognized:
Actuarial loss / (gain)		1.2		1.2		(0.1)		(0.2)
Prior service cost		0.4		0.3		-		-
Net periodic benefit cost / (income)	$	1.4	$	1.8	$	-	$	(0.1)

Net Periodic Benefit Cost / (Income)	Pension				Postretirement
	Six months ended June 30,				Six months ended June 30,
$ in millions	2013		2012		2013		2012
Service cost	$	3.6	$	3.1	$	0.1	$	0.1
Interest cost		7.8		8.6		0.4		0.4
Expected return on plan assets (a)		(11.8)		(11.3)		(0.2)		(0.1)
Amortization of unrecognized:
Actuarial loss / (gain)		2.4		2.4		(0.2)		(0.4)
Prior service cost		0.8		0.7		-		-
Net periodic benefit cost	$	2.8	$	3.5	$	0.1	$	-

Estimated Future Benefit Payments and Medicare Part D Reimbursements

Benefit payments and Medicare Part D reimbursements, which reflect future service, are estimated to be paid as follows:
$ in millions	Pension		Postretirement
2013	$	11.0	$	1.1
2014		22.5		2.2
2015		23.0		2.0
2016		23.3		1.9
2017		23.7		1.7
2018 - 2022		122.6		6.8

DP&L [Member]

Net Periodic Benefit Cost / (Income)

Net Periodic Benefit Cost / (Income)	Pension				Postretirement
	Three months ended June 30,				Three months ended June 30,
$ in millions	2013		2012		2013		2012
Service cost	$	1.8	$	1.6	$	-	$	-
Interest cost		3.9		4.3		0.2		0.1
Expected return on plan assets (a)		(5.9)		(5.6)		-		-
Amortization of unrecognized:
Actuarial loss / (gain)		2.3		2.0		(0.2)		(0.3)
Prior service cost		0.7		0.7		-		-
Net periodic benefit cost / (income)	$	2.8	$	3.0	$	-	$	(0.2)

Net Periodic Benefit Cost / (Income)	Pension				Postretirement
	Six months ended June 30,				Six months ended June 30,
$ in millions	2013		2012		2013		2012
Service cost	$	3.6	$	3.1	$	0.1	$	0.1
Interest cost		7.8		8.6		0.4		0.4
Expected return on plan assets (a)		(11.8)		(11.3)		(0.1)		(0.1)
Amortization of unrecognized:
Actuarial loss / (gain)		4.6		4.7		(0.3)		(0.5)
Prior service cost		1.4		1.5		-		-
Net periodic benefit cost / (income)	$	5.6	$	6.6	$	0.1	$	(0.1)

Estimated Future Benefit Payments and Medicare Part D Reimbursements

Benefit payments and Medicare Part D reimbursements, which reflect future service, are estimated to be paid as follows:
$ in millions	Pension		Postretirement
2013	$	11.0	$	1.1
2014		22.5		2.2
2015		23.0		2.0
2016		23.3		1.9
2017		23.7		1.7
2018 - 2022		122.6		6.8