Consolidated Income Statement - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
OPERATING REVENUES
Electric	$ 8,741	$ 8,832	$ 9,114
Gas	1,692	1,709	1,933
Steam	551	629	628
Non-utility	1,091	1,384	1,244
TOTAL OPERATING REVENUES	12,075	12,554	12,919
OPERATING EXPENSES
Purchased power	2,439	2,973	3,417
Fuel	172	248	285
Gas purchased for resale	477	495	811
Other operations and maintenance	3,269	3,344	3,294
Depreciation and amortization	1,216	1,130	1,071
Taxes, other than income taxes	2,031	1,937	1,877
TOTAL OPERATING EXPENSES	9,604	10,127	10,755
Gain on sale of retail electric supply business and solar electric production projects	104	0	45
OPERATING INCOME	2,575	2,427	2,209
OTHER INCOME (DEDUCTIONS)
Investment and other income	91	35	54
Allowance for equity funds used during construction	10	5	2
Other deductions	(37)	(16)	(14)
TOTAL OTHER INCOME (DEDUCTIONS)	64	24	42
INCOME BEFORE INTEREST AND INCOME TAX EXPENSE	2,639	2,451	2,251
INTEREST EXPENSE
Interest on long-term debt	678	632	587
Other interest	24	24	5
Allowance for borrowed funds used during construction	(6)	(3)	(1)
NET INTEREST EXPENSE	696	653	591
INCOME BEFORE INCOME TAX EXPENSE	1,943	1,798	1,660
INCOME TAX EXPENSE	698	605	568
NET INCOME	$ 1,245	$ 1,193	$ 1,092
Net income per common share — basic (dollars per share)	$ 4.15	$ 4.07	$ 3.73
Net income per common share — diluted (dollars per share)	4.12	4.05	3.71
DIVIDENDS DECLARED PER COMMON SHARE (dollars per share)	$ 2.68	$ 2.60	$ 2.52
AVERAGE NUMBER OF SHARES OUTSTANDING — BASIC (IN MILLIONS)	300.4	293.0	292.9
AVERAGE NUMBER OF SHARES OUTSTANDING — DILUTED (IN MILLIONS)	301.9	294.4	294.0
CECONY
OPERATING REVENUES
Electric	$ 8,106	$ 8,172	$ 8,437
Gas	1,508	1,527	1,721
Steam	551	629	628
TOTAL OPERATING REVENUES	10,165	10,328	10,786
OPERATING EXPENSES
Purchased power	1,568	1,719	2,091
Fuel	172	248	285
Gas purchased for resale	319	337	609
Other operations and maintenance	2,806	2,881	2,873
Depreciation and amortization	1,106	1,040	991
Taxes, other than income taxes	1,932	1,856	1,798
TOTAL OPERATING EXPENSES	7,903	8,081	8,647
OPERATING INCOME	2,262	2,247	2,139
OTHER INCOME (DEDUCTIONS)
Investment and other income	8	5	22
Allowance for equity funds used during construction	8	4	1
Other deductions	(16)	(14)	(12)
TOTAL OTHER INCOME (DEDUCTIONS)	0	(5)	11
INCOME BEFORE INTEREST AND INCOME TAX EXPENSE	2,262	2,242	2,150
INTEREST EXPENSE
Interest on long-term debt	588	567	523
Other interest	19	19	15
Allowance for borrowed funds used during construction	(4)	(2)	(1)
NET INTEREST EXPENSE	603	584	537
INCOME BEFORE INCOME TAX EXPENSE	1,659	1,658	1,613
INCOME TAX EXPENSE	603	574	555
NET INCOME	$ 1,056	$ 1,084	$ 1,058