Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
NET INCOME	$ 1,176	$ 439	$ 1,283
Adjustments to reconcile net income to net cash from operating activities-
Depreciation, amortization and impairments	1,280	1,317	1,664
Employee benefit costs, net	(9)	(279)	(300)
Pension and OPEB mark-to-market adjustments	78	(72)	(382)
Deferred income taxes and investment tax credits, net	252	989	297
Transmission revenue collections, net	(180)	79	182
Gain on sale of Yards Creek	0	0	(109)
Pension trust contribution	(750)	0	0
Loss (gain) on disposal, net of tax (Note 16)	21	0	(47)
Changes in current assets and liabilities-
Receivables	(13)	(292)	160
Materials and supplies	(91)	(161)	57
Prepaid taxes and other current assets	(43)	(28)	18
Accounts payable	(141)	560	117
Accrued taxes	32	22	7
Accrued interest	38	(29)	0
Other current liabilities	41	21	(52)
Cash collateral, net	(218)	111	31
Employee benefit plan funding and related payments	(50)	(49)	(48)
Other	(36)	55	(67)
Net cash provided from operating activities	1,387	2,683	2,811
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital investments	(3,356)	(2,848)	(2,487)
Proceeds from sale of Yards Creek	0	0	155
Sales of investment securities held in trusts	38	48	48
Purchases of investment securities held in trusts	(50)	(59)	(59)
Asset removal costs	(274)	(213)	(226)
Other	(10)	(4)	10
Net cash used for investing activities	(3,652)	(3,076)	(2,559)
New financing-
Long-term debt	3,150	700	2,100
Short-term borrowings, net	675	100	0
Common stock issuance	0	0	1,000
Redemptions and repayments-
Long-term debt	(537)	(3,005)	(532)
Short-term borrowings, net	0	0	(2,200)
Proceeds from FET minority interest sale, net of transaction costs	0	2,348	0
Distributions to FET minority interest	(72)	(21)	0
Capital contributions from FET minority interest	0	9	0
Common stock dividend payments	(906)	(891)	(849)
Other	(72)	(152)	(61)
Net cash provided from (used for) financing activities	2,238	(912)	(542)
Net change in cash, cash equivalents and restricted cash	(27)	(1,305)	(290)
Cash, cash equivalents, and restricted cash at beginning of period	206	1,511	1,801
Cash, cash equivalents, and restricted cash at end of period	179	206	1,511
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest (net of amounts capitalized)	1,002	1,021	1,085
Income taxes, net of refunds	58	21	(7)
Significant non-cash transactions:
Accrued capital investments	$ 252	$ 207	$ 114