Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
OPERATING ACTIVITIES
NET INCOME	$ 1,039	$ 1,017
PRINCIPAL NON-CASH CHARGES/(CREDITS) TO INCOME
Depreciation and amortization	905	840
Deferred income taxes	524	466
Rate case amortization and accruals	(157)	(38)
Common equity component of allowance for funds used during construction	(7)	(3)
Net derivative (gains)/losses	(7)	(4)
Pre-tax gain on sale of retail electric supply business	(104)	0
Other non-cash items, net	99	73
CHANGES IN ASSETS AND LIABILITIES
Accounts receivable – customers	(138)	(82)
Materials and supplies, including fuel oil and gas in storage	15	32
Other receivables and other current assets	90	44
Income taxes receivable	100	194
Prepayments	(403)	(568)
Accounts payable	142	83
Pensions and retiree benefits obligations, net	464	566
Pensions and retiree benefits contributions	(510)	(753)
Accrued taxes	(21)	(19)
Accrued interest	66	48
Superfund and environmental remediation costs, net	68	23
Distributions from equity investments	45	29
Deferred charges, noncurrent assets and other regulatory assets	(104)	(17)
Deferred credits and other regulatory liabilities	116	220
Other current and noncurrent liabilities	114	48
NET CASH FLOWS FROM OPERATING ACTIVITIES	2,336	2,199
INVESTING ACTIVITIES
Utility construction expenditures	(2,057)	(1,838)
Cost of removal less salvage	(149)	(156)
Non-utility construction expenditures	(436)	(366)
Investments in/acquisitions of renewable electric production and electric and gas transmission projects	(1,281)	(286)
Proceeds from sale of assets	250	0
Proceeds from the transfer of assets to NY Transco	122	0
Restricted cash	(21)	(23)
Other investing activities	(145)	(18)
NET CASH FLOWS USED IN INVESTING ACTIVITIES	(3,717)	(2,687)
FINANCING ACTIVITIES
Net (payment)/issuance of short-term debt	(928)	360
Issuance of long-term debt	1,765	238
Retirement of long-term debt	(407)	(145)
Debt issuance costs	(16)	(2)
Common stock dividends	(570)	(560)
Issuance of common shares - public offering	702	0
Issuance of common shares for stock plans, net of repurchases	38	(9)
Distribution to noncontrolling interest	(1)	0
NET CASH FLOWS FROM/(USED IN) FINANCING ACTIVITIES	583	(118)
CASH AND TEMPORARY CASH INVESTMENTS:
NET CHANGE FOR THE PERIOD	(798)	(606)
BALANCE AT BEGINNING OF PERIOD	944	699
BALANCE AT END OF PERIOD	146	93
LESS: CHANGE IN CASH BALANCES HELD FOR SALE	(4)	2
BALANCE AT END OF PERIOD EXCLUDING HELD FOR SALE	150	91
Cash paid/(received) during the period for:
Interest	437	411
Income taxes	(144)	(7)
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Construction expenditures in accounts payable	242	204
Issuance of common shares for dividend reinvestment	35	11
CECONY
OPERATING ACTIVITIES
NET INCOME	859	935
PRINCIPAL NON-CASH CHARGES/(CREDITS) TO INCOME
Depreciation and amortization	825	773
Deferred income taxes	569	391
Rate case amortization and accruals	(170)	(57)
Common equity component of allowance for funds used during construction	(6)	(3)
Other non-cash items, net	7	13
CHANGES IN ASSETS AND LIABILITIES
Accounts receivable – customers	(79)	(51)
Materials and supplies, including fuel oil and gas in storage	15	34
Other receivables and other current assets	18	60
Accounts receivable from affiliated companies	38	(32)
Prepayments	(351)	(336)
Accounts payable	82	18
Accounts payable to affiliated companies	8	5
Pensions and retiree benefits obligations, net	439	530
Pensions and retiree benefits contributions	(472)	(700)
Accrued taxes	(17)	(1)
Accrued interest	43	37
Superfund and environmental remediation costs, net	76	21
Accrued taxes to affiliated companies	(2)	(8)
Deferred charges, noncurrent assets and other regulatory assets	(153)	(49)
Deferred credits and other regulatory liabilities	165	222
Other current and noncurrent liabilities	123	0
NET CASH FLOWS FROM OPERATING ACTIVITIES	2,017	1,802
INVESTING ACTIVITIES
Utility construction expenditures	(1,932)	(1,732)
Cost of removal less salvage	(146)	(149)
Proceeds from the transfer of assets to NY Transco	122	0
Restricted cash	13	(19)
NET CASH FLOWS USED IN INVESTING ACTIVITIES	(1,943)	(1,900)
FINANCING ACTIVITIES
Net (payment)/issuance of short-term debt	(553)	199
Issuance of long-term debt	550	0
Retirement of long-term debt	(400)	0
Debt issuance costs	(6)	(1)
Capital contribution by parent	76	0
Dividend to parent	(558)	(694)
NET CASH FLOWS FROM/(USED IN) FINANCING ACTIVITIES	(891)	(496)
CASH AND TEMPORARY CASH INVESTMENTS:
NET CHANGE FOR THE PERIOD	(817)	(594)
BALANCE AT BEGINNING OF PERIOD	843	645
BALANCE AT END OF PERIOD EXCLUDING HELD FOR SALE	26	51
Cash paid/(received) during the period for:
Interest	386	376
Income taxes	(130)	143
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION
Construction expenditures in accounts payable	$ 195	$ 152