Consolidated Statements of Cash Flows (Unaudited) - PHI - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash flows from operating activities
Net income	$ 658	$ 669
Adjustments to reconcile net income to net cash flows provided by operating activities:
Depreciation and amortization	880	860
Deferred income taxes and amortization of investment tax credits	46	113
Other non-cash operating activities	39	(138)
Changes in assets and liabilities:
Accounts receivable	(309)	106
Inventories	12	102
Accounts payable and accrued expenses	(238)	(482)
Collateral paid, net	7	(214)
Income taxes	21	23
Regulatory assets and liabilities, net	252	(324)
Pension and non-pension postretirement benefit contributions	(111)	(44)
Other assets and liabilities	(264)	(187)
Net cash flows provided by operating activities	992	484
Cash flows from investing activities
Capital expenditures	(1,767)	(1,881)
Other investing activities	(2)	10
Net cash flows used in investing activities	(1,767)	(1,871)
Cash flows from financing activities
Changes in short-term borrowings	(317)	(1,130)
Issuance of long-term debt	2,625	3,925
Retirement of long-term debt	(901)	(857)
Other financing activities	(55)	(60)
Net cash flows provided by financing activities	982	1,380
Increase in cash, restricted cash, and cash equivalents	207	(7)
Cash, restricted cash, and cash equivalents at beginning of period	1,101	1,090
Cash, restricted cash, and cash equivalents at end of period	1,308	1,083
Supplemental cash flow information
Decrease in capital expenditures not paid	(117)	(201)
Pepco Holdings LLC
Cash flows from operating activities
Net income	168	155
Adjustments to reconcile net income to net cash flows provided by operating activities:
Depreciation and amortization	246	241
Deferred income taxes and amortization of investment tax credits	16	13
Other non-cash operating activities	9	(7)
Changes in assets and liabilities:
Accounts receivable	1	98
Inventories	(11)	4
Accounts payable and accrued expenses	(23)	(88)
Collateral paid, net	0	(189)
Income taxes	24	20
Regulatory assets and liabilities, net	(42)	27
Pension and non-pension postretirement benefit contributions	(72)	(7)
Other assets and liabilities	(27)	(11)
Net cash flows provided by operating activities	289	256
Cash flows from investing activities
Capital expenditures	(453)	(561)
Other investing activities	0	8
Net cash flows used in investing activities	(453)	(553)
Cash flows from financing activities
Changes in short-term borrowings	(394)	(414)
Issuance of long-term debt	925	450
Retirement of long-term debt	(400)	0
Changes in Exelon intercompany money pool	8	8
Distributions to member	(118)	(112)
Contributions from member	487	405
Other financing activities	(21)	(17)
Net cash flows provided by financing activities	487	320
Increase in cash, restricted cash, and cash equivalents	323	23
Cash, restricted cash, and cash equivalents at beginning of period	204	373
Cash, restricted cash, and cash equivalents at end of period	527	396
Supplemental cash flow information
Decrease in capital expenditures not paid	$ (11)	$ (76)