Supplemental Financial Information and Comprehensive Income (Tables)

3 Months Ended

Mar. 31, 2012

Schedule of Supplemental Financial Information

		At			At
		March 31,		December 31,
$ in millions		2012			2011
		Successor
Accounts receivable, net:
Unbilled revenue	$	61.0		$	72.4
Customer receivables		115.8			113.2
Amounts due from partners in jointly-owned plants		31.2			29.2
Coal sales		9.2			1.0
Other		8.3			4.4
Provision for uncollectible accounts		(1.1	)		(1.1	)
Total accounts receivable, net	$	224.4		$	219.1
Inventories, at average cost:
Fuel and limestone	$	84.0		$	84.2
Plant materials and supplies		40.6			39.8
Other		1.8			1.8
Total inventories, at average cost	$	126.4		$	125.8

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

Accumulated Other Comprehensive Income (Loss)

AOCI is included on our balance sheets within the Common shareholders' equity sections. The following table provides the components that constitute the balance sheet amounts in AOCI at March 31, 2012 and December 31, 2011:

		At		At
		March 31,	December 31,
$ in millions		2012		2011
		Successor
Financial instruments, net of tax	$	0.4	$	-
Cash flow hedges, net of tax		6.2		(0.5	)
Pension and postretirement benefits, net of tax		0.1		0.1
Total	$	6.7	$	(0.4	)

DP&L [Member]

Schedule of Supplemental Financial Information

		At			At
		March 31,			December 31,
$ in millions		2012			2011
Accounts receivable, net:
Unbilled revenue	$	39.3		$	49.5
Customer receivables		89.2			85.8
Amounts due from partners in jointly-owned plants		31.2			29.2
Coal sales		9.2			1.0
Other		13.2			13.9
Provision for uncollectible accounts		(1.0	)		(0.9	)
Total accounts receivable, net	$	181.1		$	178.5
Inventories, at average cost:
Fuel and limestone	$	83.9		$	82.8
Plant materials and supplies		39.4			38.6
Other		1.8			1.7
Total inventories, at average cost	$	125.1		$	123.1

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

Accumulated Other Comprehensive Income (Loss)

AOCI is included on our balance sheets within the Common shareholders' equity sections. The following table provides the components that constitute the balance sheet amounts in AOCI at March 31, 2012 and December 31, 2011:

		March 31,			December 31,
$ in millions		2012			2011
Financial instruments, net of tax	$	1.0		$	0.6
Cash flow hedges, net of tax		5.8			9.0
Pension and postretirement benefits, net of tax		(43.2	)		(44.3	)
Total	$	(36.4	)	$	(34.7	)