Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 335	$ 74
Adjustments to reconcile net income to net cash from operating activities-
Depreciation and amortization	454	295
Deferred income taxes and investment tax credits, net	82	(78)
Retirement benefits, net of payments	(105)	(66)
Pension and OPEB mark-to-market adjustment	0	423
Settlement agreement and tax sharing payments to the FES Debtors	0	(978)
Gain on sale of Yards Creek	(109)	0
Gain on disposal, net of tax (Note 3)	0	(50)
Changes in current assets and liabilities-
Receivables	161	51
Materials and supplies	14	0
Prepaid taxes and other	(121)	(125)
Accounts payable	43	(66)
Accrued taxes	(127)	(37)
Accrued interest	7	29
Accrued compensation and benefits	(129)	(61)
Other current liabilities	(7)	1
Other	35	28
Net cash provided from (used for) operating activities	533	(560)
New financing-
Long-term debt	500	2,000
Redemptions and repayments-
Long-term debt	(29)	(778)
Short-term borrowings, net	(750)	(250)
Common stock dividend payments	(212)	(211)
Other	(18)	(36)
Net cash provided from (used for) financing activities	(509)	725
CASH FLOWS FROM INVESTING ACTIVITIES:
Property additions	(604)	(616)
Proceeds from sale of Yards Creek	155	0
Sales of investment securities held in trusts	5	13
Purchases of investment securities held in trusts	(7)	(18)
Asset removal costs	(47)	(43)
Other	(1)	5
Net cash used for investing activities	(499)	(659)
Net change in cash, cash equivalents, and restricted cash	(475)	(494)
Cash, cash equivalents, and restricted cash at beginning of period	1,801	679
Cash, cash equivalents, and restricted cash at end of period	$ 1,326	$ 185