Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2013

Regulatory Assets and Liabilities

			December 31,
$ in millions	Type of Recovery (a)	Amortization Through	2013		2012
Regulatory assets, current:
Transmission costs	F	2014	$	2.6	$	7.0
Fuel and purchased power recovery costs	C	2014		6.3		14.1
Energy efficiency program	F	2014		7.7		-
Other miscellaneous		2014		4.2		-
Total regulatory assets, current			$	20.8	$	21.1
Regulatory assets, non-current:
Deferred recoverable income taxes	B/C	Ongoing	$	32.4	$	35.1
Pension benefits	C	Ongoing		77.1		88.9
Unamortized loss on reacquired debt	C	Various		10.9		11.9
Deferred storm costs	D	Undetermined		25.6		24.4
CCEM smart grid and advanced metering infrastructure costs	D			6.6		6.6
Energy efficiency program costs	F	2014		-		5.2
Consumer education campaign	D	Undetermined		3.0		3.0
Retail settlement system costs	D	Undetermined		3.1		3.1
Other miscellaneous		Undetermined		1.0		7.3
Total regulatory assets, non-current			$	159.7	$	185.5
Regulatory liabilities, current:
Other miscellaneous			$	-	$	0.1
Total regulatory liabilities, current			$	-	$	0.1
Regulatory liabilities, non-current:
Estimated costs of removal - regulated property			$	115.0	$	112.1
Postretirement benefits				5.6		5.0
Other miscellaneous				0.5		0.2
Total regulatory liabilities, non-current			$	121.1	$	117.3

DP&L [Member]

Regulatory Assets and Liabilities

			December 31,
$ in millions	Type of Recovery (a)	Amortization Through	2013		2012
Regulatory assets, current:
Transmission costs	F	2014	$	2.6	$	7.0
Fuel and purchased power recovery costs	C	2014		6.3		11.3
Energy efficiency program	F	2014		7.7		-
Other miscellaneous		2014		4.2		-
Total regulatory assets, current			$	20.8	$	18.3
Regulatory assets, non-current:
Deferred recoverable income taxes	B/C	Ongoing	$	32.4	$	35.1
Pension benefits	C	Ongoing		77.1		88.9
Unamortized loss on reacquired debt	C	Various		10.9		11.9
Deferred storm costs	D	Undetermined		25.6		24.4
CCEM smart grid and advanced metering infrastructure costs	D			6.6		6.6
Energy efficiency program costs	F	2014		-		5.2
Consumer education campaign	D	Undetermined		3.0		3.0
Retail settlement system costs	D	Undetermined		3.1		3.1
Other miscellaneous		Undetermined		1.0		7.3
Total regulatory assets, non-current			$	159.7	$	185.5
Regulatory liabilities, current:
Other miscellaneous			$	-	$	0.1
Total regulatory liabilities, current			$	-	$	0.1
Regulatory liabilities, non-current:
Estimated costs of removal - regulated property			$	115.0	$	112.1
Postretirement benefits				5.6		5.0
Other miscellaneous				0.5		0.2
Total regulatory liabilities, non-current			$	121.1	$	117.3