Consolidated Statements of Cash Flows (Unaudited) - ComEd - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities
Net income	$ 1,813	$ 1,711
Adjustments to reconcile net income to net cash flows provided by operating activities:
Depreciation, amortization, and accretion	2,683	2,616
Gain on sales of assets and businesses	(12)	0
Deferred income taxes and amortization of investment tax credits	102	210
Net fair value changes related to derivatives	1	21
Other non-cash operating activities	441	(237)
Changes in assets and liabilities:
Accounts receivable	(489)	82
Inventories	(57)	(8)
Accounts payable and accrued expenses	(309)	(454)
Collateral received (paid), net	21	(183)
Income taxes	(18)	50
Regulatory assets and liabilities, net	194	(395)
Pension and non-pension postretirement benefit contributions	(140)	(97)
Other assets and liabilities	(87)	(24)
Net cash flows provided by operating activities	4,143	3,292
Cash flows from investing activities
Capital expenditures	(5,161)	(5,540)
Other investing activities	9	25
Net cash flows used in investing activities	(5,114)	(5,515)
Cash flows from financing activities
Changes in short-term borrowings	(1,093)	(1,116)
Proceeds from short-term borrowings with maturities greater than 90 days	150	400
Repayments on short-term borrowings with maturities greater than 90 days	(549)	(150)
Issuance of long-term debt	4,975	5,300
Retirement of long-term debt	(1,336)	(1,209)
Dividends paid on common stock	(1,142)	(1,074)
Other financing activities	(83)	(101)
Net cash flows provided by financing activities	1,103	2,080
Increase (decrease) in cash, restricted cash, and cash equivalents	132	(143)
Cash, restricted cash, and cash equivalents at beginning of period	1,101	1,090
Cash, restricted cash, and cash equivalents at end of period	1,233	947
Supplemental cash flow information
Increase (decrease) in capital expenditures not paid	6	(169)
Commonwealth Edison Co
Cash flows from operating activities
Net income	823	822
Adjustments to reconcile net income to net cash flows provided by operating activities:
Depreciation, amortization, and accretion	1,124	1,045
Gain (Loss) on Disposition of Property Plant Equipment	(5)	0
Deferred income taxes and amortization of investment tax credits	(16)	164
Other non-cash operating activities	161	(392)
Changes in assets and liabilities:
Accounts receivable	(327)	(111)
Receivables from and payables to affiliates, net	43	(12)
Inventories	(17)	(64)
Accounts payable and accrued expenses	(207)	(199)
Collateral received (paid), net	21	28
Income taxes	(109)	50
Regulatory assets and liabilities, net	422	(248)
Pension and non-pension postretirement benefit contributions	(11)	(26)
Other assets and liabilities	134	(72)
Net cash flows provided by operating activities	2,036	985
Cash flows from investing activities
Capital expenditures	(1,619)	(1,926)
Other investing activities	8	8
Net cash flows used in investing activities	(1,611)	(1,918)
Cash flows from financing activities
Changes in short-term borrowings	(129)	(150)
Proceeds from short-term borrowings with maturities greater than 90 days	0	400
Repayments on short-term borrowings with maturities greater than 90 days	(400)	(150)
Issuance of long-term debt	800	975
Retirement of long-term debt	(250)	0
Dividends paid on common stock	(582)	(560)
Contributions from parent	117	570
Other financing activities	(12)	(12)
Net cash flows provided by financing activities	(456)	1,073
Increase (decrease) in cash, restricted cash, and cash equivalents	(31)	140
Cash, restricted cash, and cash equivalents at beginning of period	686	511
Cash, restricted cash, and cash equivalents at end of period	655	651
Supplemental cash flow information
Increase (decrease) in capital expenditures not paid	$ (31)	$ (27)