Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 306	$ 47
Adjustments to reconcile net income to net cash from operating activities-
Provision for depreciation	285	225
Amortization of regulatory assets, net	75	132
Nuclear fuel and lease amortization	58	47
Deferred purchased power and other costs	(107)	(58)
Deferred income taxes and investment tax credits, net	265	204
Deferred rents and lease market valuation liability	(23)	(15)
Stock based compensation	(29)	(9)
Accrued compensation and retirement benefits	(162)	(53)
Commodity derivative transactions, net	(64)	(25)
Pension trust contribution	(600)	(157)
Asset impairments	4	31
Cash collateral, net	(28)	(28)
Decrease (increase) in operating assets-
Receivables	59	164
Materials and supplies	(118)	40
Prepayments and other current assets	(19)	118
Increase (decrease) in operating liabilities-
Accounts payable	(256)	(90)
Accrued taxes	(116)	(182)
Accrued interest	70	76
Other	(13)	24
Net cash provided from (used for) operating activities	(413)	491
New financing-
Long-term debt	0	217
Short-term borrowings, net	1,075	0
Redemptions and Repayments-
Long-term debt	(16)	(359)
Short-term borrowings, net	0	(214)
Common stock dividend payments	(230)	(190)
Other	(10)	(4)
Net cash provided from (used for) financing activities	819	(550)
CASH FLOWS FROM INVESTING ACTIVITIES:
Property additions	(589)	(449)
Sales of investment securities held in trusts	251	969
Purchases of investment securities held in trusts	(266)	(993)
Cash investments	78	47
Cash received in Allegheny merger	0	590
Other	(8)	(23)
Net cash provided from (used for) investing activities	(534)	141
Net change in cash and cash equivalents	(128)	82
Cash and cash equivalents at beginning of period	202	1,019
Cash and cash equivalents at end of period	74	1,101
SUPPLEMENTAL CASH FLOW INFORMATION:
Non-cash transaction: merger with Allegheny, common stock issued	0	4,354
FES
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	122	45
Adjustments to reconcile net income to net cash from operating activities-
Provision for depreciation	63	69
Nuclear fuel and lease amortization	57	47
Deferred income taxes and investment tax credits, net	83	67
Deferred rents and lease market valuation liability	(47)	(39)
Accrued compensation and retirement benefits	(10)	(16)
Commodity derivative transactions, net	(52)	(35)
Pension trust contribution	(209)	0
Asset impairments	3	19
Cash collateral, net	(25)	(27)
Decrease (increase) in operating assets-
Receivables	28	(76)
Materials and supplies	(59)	61
Prepayments and other current assets	14	8
Increase (decrease) in operating liabilities-
Accounts payable	17	(18)
Accrued taxes	(155)	(3)
Other	(8)	(8)
Net cash provided from (used for) operating activities	(178)	94
New financing-
Long-term debt	0	150
Short-term borrowings, net	0	350
Redemptions and Repayments-
Long-term debt	0	(332)
Short-term borrowings, net	0
Other	(3)	(1)
Net cash provided from (used for) financing activities	(3)	167
CASH FLOWS FROM INVESTING ACTIVITIES:
Property additions	(181)	(159)
Sales of investment securities held in trusts	83	216
Purchases of investment securities held in trusts	(90)	(231)
Customer acquisition costs		0
Loans to affiliated companies, net	371	(82)
Other	(2)	(7)
Net cash provided from (used for) investing activities	181	(263)
Net change in cash and cash equivalents	0	(2)
Cash and cash equivalents at beginning of period	7	9
Cash and cash equivalents at end of period	7	7
OE
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	31	32
Adjustments to reconcile net income to net cash from operating activities-
Provision for depreciation	24	23
Amortization of regulatory assets, net	0	1
Deferred income taxes and investment tax credits, net	11	29
Accrued compensation and retirement benefits	(17)	(13)
Amortization of lease costs	33	33
Pension trust contribution	0	(27)
Cash collateral, net	(2)	0
Decrease (increase) in operating assets-
Receivables	27	82
Prepayments and other current assets	7	(23)
Increase (decrease) in operating liabilities-
Accounts payable	(10)	(20)
Accrued taxes	1	(10)
Other	(5)	(3)
Net cash provided from (used for) operating activities	100	104
Redemptions and Repayments-
Short-term borrowings, net	0	(39)
Common stock dividend payments	0	(100)
Other	(1)	0
Net cash provided from (used for) financing activities	(1)	(139)
CASH FLOWS FROM INVESTING ACTIVITIES:
Property additions	(43)	(37)
Sales of investment securities held in trusts	37	8
Purchases of investment securities held in trusts	(38)	(9)
Loans to affiliated companies, net	(78)	0
Other	(3)	(2)
Net cash provided from (used for) investing activities	(125)	(40)
Net change in cash and cash equivalents	(26)	(75)
Cash and cash equivalents at beginning of period	26	420
Cash and cash equivalents at end of period	0	345
JCP&L
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	26	23
Adjustments to reconcile net income to net cash from operating activities-
Provision for depreciation	30	26
Amortization of regulatory assets, net	20	82
Deferred purchased power and other costs	(69)	(27)
Deferred income taxes and investment tax credits, net	52	28
Accrued compensation and retirement benefits	(22)	(11)
Cash collateral, net	6	0
Decrease (increase) in operating assets-
Receivables	(2)	86
Prepaid taxes	(6)	(2)
Increase (decrease) in operating liabilities-
Accounts payable	(22)	(62)
Accrued taxes	(5)	13
Accrued interest	12	12
Other	9	14
Net cash provided from (used for) operating activities	29	182
New financing-
Short-term borrowings, net	40	0
Redemptions and Repayments-
Long-term debt	(8)	(7)
Net cash provided from (used for) financing activities	32	(7)
CASH FLOWS FROM INVESTING ACTIVITIES:
Property additions	(56)	(47)
Sales of investment securities held in trusts	95	217
Purchases of investment securities held in trusts	(99)	(222)
Loans to affiliated companies, net	0	(121)
Other	(1)	(2)
Net cash provided from (used for) investing activities	(61)	(175)
Net change in cash and cash equivalents	0	0
Cash and cash equivalents at beginning of period	0	0
Cash and cash equivalents at end of period	$ 0	$ 0