CONSOLIDATED STATEMENT OF CASH FLOWS (UNAUDITED) - CECONY - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
OPERATING ACTIVITIES
Net income	$ 720	$ 1,433
PRINCIPAL NON-CASH CHARGES/(CREDITS) TO INCOME
Depreciation and amortization	539	499
Deferred income taxes	188	(81)
Rate case amortization and accruals	49	22
Other non-cash items, net	(49)	(86)
CHANGES IN ASSETS AND LIABILITIES
Accounts receivable – customers	(215)	219
Allowance for uncollectible accounts – customers	34	(78)
Materials and supplies, including fuel oil and gas in storage	27	76
Revenue decoupling mechanism receivable	(78)	25
Other receivables and other current assets	98	(13)
Unbilled revenue and net unbilled revenue deferrals	(26)	48
Prepayments	554	564
Accounts payable	(178)	(543)
Pensions and retiree benefits obligations, net	(86)	(43)
Pensions and retiree benefits contributions	(4)	(5)
Superfund and environmental remediation costs	(6)	(3)
Accrued taxes	(13)	252
Accrued interest	128	97
Deferred charges, noncurrent assets, leases, net and other regulatory assets	30	(321)
Deferred credits, noncurrent liabilities and other regulatory liabilities	86	(28)
Other current liabilities	(147)	26
NET CASH FLOWS FROM OPERATING ACTIVITIES	573	92
INVESTING ACTIVITIES
Utility construction expenditures	(1,237)	(1,050)
Cost of removal less salvage	(107)	(94)
NET CASH FLOWS FROM (USED IN) INVESTING ACTIVITIES	(1,344)	2,618
FINANCING ACTIVITIES
Net (payment)/issuance of short-term debt	11	(2,629)
Issuance of long-term debt	0	500
Debt issuance costs	(1)	(4)
NET CASH FLOWS USED IN FINANCING ACTIVITIES	(249)	(3,466)
CASH AND TEMPORARY CASH INVESTMENTS
NET CHANGE FOR THE PERIOD	(1,020)	(756)
BALANCE AT BEGINNING OF PERIOD	1,195	1,530
BALANCE AT END OF PERIOD	175	774
Cash paid during the period for:
Interest, net of capitalized interest	135	156
Income taxes	3	10
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Construction expenditures in accounts payable	441	444
Software Licenses
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Capital expenditures incurred but unpaid as of end of period	0	2
Equipment
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Capital expenditures incurred but unpaid as of end of period	11	17
CECONY
OPERATING ACTIVITIES
Net income	694	604
PRINCIPAL NON-CASH CHARGES/(CREDITS) TO INCOME
Depreciation and amortization	510	473
Deferred income taxes	181	296
Rate case amortization and accruals	45	17
Other non-cash items, net	(28)	(79)
CHANGES IN ASSETS AND LIABILITIES
Accounts receivable – customers	(210)	238
Allowance for uncollectible accounts – customers	30	(78)
Materials and supplies, including fuel oil and gas in storage	22	48
Revenue decoupling mechanism receivable	(85)	27
Other receivables and other current assets	76	(276)
Unbilled revenue and net unbilled revenue deferrals	(23)	77
Accounts receivable from affiliated companies	4	(53)
Prepayments	546	574
Accounts payable	(176)	(368)
Accounts payable from affiliated companies	4	3
Pensions and retiree benefits obligations, net	(94)	(44)
Pensions and retiree benefits contributions	(4)	(4)
Superfund and environmental remediation costs	(6)	(4)
Accrued interest	124	125
Deferred charges, noncurrent assets, leases, net and other regulatory assets	61	(311)
Deferred credits, noncurrent liabilities and other regulatory liabilities	83	(2)
Other current liabilities	(131)	65
NET CASH FLOWS FROM OPERATING ACTIVITIES	522	45
INVESTING ACTIVITIES
Utility construction expenditures	(1,160)	(985)
Cost of removal less salvage	(106)	(92)
NET CASH FLOWS FROM (USED IN) INVESTING ACTIVITIES	(1,266)	(1,077)
FINANCING ACTIVITIES
Net (payment)/issuance of short-term debt	(46)	(1,895)
Issuance of long-term debt	0	500
Debt issuance costs	(1)	(4)
Capital contribution by Con Edison	25	1,675
Dividend to Con Edison	(268)	(264)
NET CASH FLOWS USED IN FINANCING ACTIVITIES	(290)	12
CASH AND TEMPORARY CASH INVESTMENTS
NET CHANGE FOR THE PERIOD	(1,034)	(1,020)
BALANCE AT BEGINNING OF PERIOD	1,138	1,056
BALANCE AT END OF PERIOD	104	36
Cash paid during the period for:
Interest, net of capitalized interest	121	95
Income taxes	0	(2)
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Construction expenditures in accounts payable	416	426
CECONY | Nonrelated Party
CHANGES IN ASSETS AND LIABILITIES
Accrued taxes	(9)	(46)
CECONY | Related Party
CHANGES IN ASSETS AND LIABILITIES
Accrued taxes	0	(89)
CECONY | Software Licenses
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Capital expenditures incurred but unpaid as of end of period	0	2
CECONY | Equipment
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Capital expenditures incurred but unpaid as of end of period	$ 11	$ 17