Summary of Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Quarterly Financial Data [Abstract]

Schedule of Quarterly Financial Information

The following summarizes certain consolidated operating results by quarter for 2012 and 2011.

FirstEnergy
CONSOLIDATED STATEMENTS OF INCOME
(In millions, except per share amounts)	2012										2011
	Dec. 31			Sept. 30		June 30			Mar. 31		Dec. 31			Sept. 30		June 30		Mar. 31
Revenues(1)	$	3,500		$	4,059	$	3,754		$	3,990	$	3,860		$	4,674	$	4,037	$	3,576
Other operating expense	1,165			865		921			818		928			997		1,066		973
Pensions and OPEB mark-to-market	609			—		—			—		507			—		—		—
Provision for depreciation	287			273		285			279		283			284		279		220
Impairment of long-lived assets	—			—		—			—		372			9		7		25
Operating Income (Loss)	(34		)	907		557			746		(230		)	1,057		521		350
Income (loss) before income taxes	(253		)	734		315			528		123			855		307		158
Income taxes (benefits)	(105		)	309		127			222		24			325		114		111
Net Income (Loss)	(148		)	425		188			306		99			530		193		47
Earnings (loss) available to FirstEnergy Corp.	(148		)	425		187			306		98			532		203		52
Earnings (loss) per share of common stock-
Basic	$	(0.35	)	$	1.02	$	0.45		$	0.73	$	0.23		$	1.27	$	0.48	$	0.15
Diluted	$	(0.35	)	$	1.01	$	0.45		$	0.73	$	0.23		$	1.27	$	0.48	$	0.15
(1) Reflects reclassification of revenues and purchased power costs from amounts previously reported to reflect the impact of netting transactions for FES and AE Supply on an hourly basis. This reclassification had no impact on net income or cash flows.
FES
CONSOLIDATED STATEMENTS OF INCOME
(In millions)	2012										2011
	Dec. 31			Sept. 30		June 30			Mar. 31		Dec. 31			Sept. 30		June 30		Mar. 31
Revenues	$	1,389		$	1,557	$	1,456		$	1,516	$	1,327		$	1,467	$	1,292	$	1,391
Other operating expense	329			343		393			295		347			390		413		480
Pensions and OPEB mark-to-market	166			—		—			—		171			—		—		—
Provision for depreciation	73			71		69			63		68			69		69		69
Impairment of long-lived assets	—			—		—			—		271			2		7		14
Operating Income (Loss)	(51		)	175		15			222		(340		)	206		63		90
Income (loss) before income taxes	(69		)	169		—			198		(378		)	198		39		71
Income taxes (benefits)	(34		)	68		1			76		(125		)	78		10		26
Net Income (Loss)	(35		)	101		(1		)	122		(253		)	120		29		45
OE
CONSOLIDATED STATEMENTS OF INCOME
(In millions)	2012										2011
	Dec. 31			Sept. 30		June 30			Mar. 31		Dec. 31			Sept. 30		June 30		Mar. 31
Revenues	$	387		$	454	$	388		$	386	$	386		$	470	$	385	$	392
Other operating expense	127			124		119			121		135			114		106		96
Pensions and OPEB mark-to-market	84			—		—			—		43			—		—		—
Provision for depreciation	26			26		25			24		24			23		23		23
Operating Income (Loss)	(5		)	93		79			69		23			99		76		69
Income (loss) before income taxes	(17		)	78		62			52		7			88		59		52
Income taxes (benefits)	(2		)	34		21			21		6			34		18		20
Net Income (Loss)	(15		)	44		41			31		1			54		41		32

JCP&L
CONSOLIDATED STATEMENTS OF INCOME
(In millions)	2012									2011
	Dec. 31			Sept. 30		June 30		Mar. 31		Dec. 31			Sept. 30		June 30		Mar. 31
Revenues	$	419		$	636	$	484	$	488	$	483		$	777	$	588	$	647
Other operating expense	339			90		86		84		114			132		76		81
Pensions and OPEB mark-to-market	65			—		—		—		60			—		—		—
Provision for depreciation	28			27		27		27		26			27		25		25
Operating Income (Loss)	13			169		97		78		24			173		104		71
Income (loss) before income taxes	(16		)	139		69		48		(5		)	146		77		43
Income taxes (benefits)	(7		)	62		30		22		4			61		32		20
Net Income (Loss)	(9		)	77		39		26		(9		)	85		45		23