Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Net income	$ 1,127	$ 1,051
Net income	1,048	1,051
PRINCIPAL NON-CASH CHARGES/(CREDITS) TO INCOME
Depreciation and amortization	1,253	1,061
Deferred income taxes	257	308
Rate case amortization and accruals	(88)	(85)
Common equity component of allowance for funds used during construction	(11)	(11)
Net derivative gains	55	5
Unbilled revenue and net unbilled revenue deferrals	29	135
Gain on sale of assets	(5)	0
Other non-cash items, net	(25)	(44)
CHANGES IN ASSETS AND LIABILITIES
Accounts receivable – customers	8	(246)
Materials and supplies, including fuel oil and gas in storage	0	(4)
Revenue decoupling mechanism receivable	(91)	0
Other receivables and other current assets	103	(31)
Taxes receivable	39	47
Prepayments	(520)	(487)
Accounts payable	(67)	(8)
Pensions and retiree benefits obligations, net	253	264
Pensions and retiree benefits contributions	(353)	(475)
Accrued taxes	(27)	(60)
Accrued interest	95	67
Superfund and environmental remediation costs, net	(8)	(14)
Distributions from equity investments	46	88
System benefit charge	9	74
Deferred charges, noncurrent assets and other regulatory assets	(238)	(223)
Deferred credits and other regulatory liabilities	144	382
Other current and noncurrent liabilities	(25)	(194)
NET CASH FLOWS FROM OPERATING ACTIVITIES	1,960	1,600
INVESTING ACTIVITIES
Utility construction expenditures	(2,428)	(2,457)
Cost of removal less salvage	(219)	(188)
Non-utility construction expenditures	(143)	(193)
Investments in electric and gas transmission projects	(159)	(123)
Investments in/acquisitions of renewable electric production projects	0	(15)
Proceeds from sale of assets	48	0
Other investing activities	17	29
NET CASH FLOWS USED IN INVESTING ACTIVITIES	(2,884)	(2,947)
FINANCING ACTIVITIES
Net issuance/(payment) of short-term debt	(1,266)	775
Issuance of long-term debt	1,989	1,905
Retirement of long-term debt	(702)	(1,319)
Debt issuance costs	(15)	(21)
Common stock dividends	(690)	(631)
Issuance of common shares - public offering	825	0
Issuance of common shares for stock plans	40	39
Distribution to noncontrolling interest	(10)	0
NET CASH FLOWS FROM FINANCING ACTIVITIES	171	748
CASH, TEMPORARY CASH INVESTMENTS, AND RESTRICTED CASH:
NET CHANGE FOR THE PERIOD	(753)	(599)
BALANCE AT BEGINNING OF PERIOD	1,006	844
BALANCE AT END OF PERIOD	253	245
Cash paid/(received) during the period for:
Interest	576	519
Income taxes	(28)	(1)
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Construction expenditures in accounts payable	328	318
Issuance of common shares for dividend reinvestment	36	36
CECONY
Net income	978	969
PRINCIPAL NON-CASH CHARGES/(CREDITS) TO INCOME
Depreciation and amortization	1,020	949
Deferred income taxes	244	346
Rate case amortization and accruals	(87)	(98)
Common equity component of allowance for funds used during construction	(9)	(10)
Unbilled revenue and net unbilled revenue deferrals	38	43
Gain on sale of assets	(5)	0
Other non-cash items, net	(19)	(20)
CHANGES IN ASSETS AND LIABILITIES
Accounts receivable – customers	(2)	(218)
Materials and supplies, including fuel oil and gas in storage	9	(3)
Revenue decoupling mechanism receivable	(91)	0
Other receivables and other current assets	107	(47)
Accounts receivable from affiliated companies	14	(267)
Prepayments	(499)	(448)
Accounts payable	(92)	(32)
Accounts payable to affiliated companies	(4)	8
Pensions and retiree benefits obligations, net	237	242
Pensions and retiree benefits contributions	(322)	(436)
Accrued taxes	(23)	(63)
Accrued interest	68	67
Superfund and environmental remediation costs, net	(10)	(14)
System benefit charge	9	70
Accrued taxes to affiliated companies	0	(72)
Deferred charges, noncurrent assets and other regulatory assets	(248)	(158)
Deferred credits and other regulatory liabilities	184	376
Other current and noncurrent liabilities	(7)	(99)
NET CASH FLOWS FROM OPERATING ACTIVITIES	1,490	1,085
INVESTING ACTIVITIES
Utility construction expenditures	(2,271)	(2,315)
Cost of removal less salvage	(214)	(183)
Proceeds from sale of assets	48	0
NET CASH FLOWS USED IN INVESTING ACTIVITIES	(2,437)	(2,498)
FINANCING ACTIVITIES
Net issuance/(payment) of short-term debt	(262)	854
Issuance of long-term debt	700	1,640
Retirement of long-term debt	(475)	(1,236)
Debt issuance costs	(9)	(18)
Capital contribution by parent	875	95
Dividend to parent	(685)	(635)
NET CASH FLOWS FROM FINANCING ACTIVITIES	144	700
CASH, TEMPORARY CASH INVESTMENTS, AND RESTRICTED CASH:
NET CHANGE FOR THE PERIOD	(803)	(713)
BALANCE AT BEGINNING OF PERIOD	818	730
BALANCE AT END OF PERIOD	15	17
Cash paid/(received) during the period for:
Interest	439	424
Income taxes	13	268
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Construction expenditures in accounts payable	295	279
Software Licenses
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Capital expenditures incurred but unpaid as of end of period	80	100
Software Licenses | CECONY
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Capital expenditures incurred but unpaid as of end of period	76	95
Equipment
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Capital expenditures incurred but unpaid as of end of period	33	0
Equipment | CECONY
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Capital expenditures incurred but unpaid as of end of period	$ 33	$ 0