Consolidated Income Statement (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
OPERATING REVENUES
Electric	$ 1,877	$ 1,934
Gas	939	862
Steam	314	298
Non-utility	234	134
Total operating revenues	3,364	3,228
OPERATING EXPENSES
Purchased power	353	385
Fuel	124	100
Gas purchased for resale	378	321
Other operations and maintenance	836	739
Depreciation and amortization	348	329
Taxes, other than income taxes	570	542
TOTAL OPERATING EXPENSES	2,609	2,416
OPERATING INCOME	755	812
OTHER INCOME (DEDUCTIONS)
Investment income	20	19
Other income	6	5
Allowance for equity funds used during construction	4	2
Other deductions	(45)	(42)
TOTAL OTHER INCOME (DEDUCTIONS)	(15)	(16)
INCOME BEFORE INTEREST AND INCOME TAX EXPENSE	740	796
INTEREST EXPENSE
Interest on long-term debt	190	178
Other interest	7	4
Allowance for borrowed funds used during construction	(2)	(1)
NET INTEREST EXPENSE	195	181
INCOME BEFORE INCOME TAX EXPENSE	545	615
INCOME TAX EXPENSE	117	227
NET INCOME	$ 428	$ 388
Net income per common share-basic (dollars per share)	$ 1.38	$ 1.27
Net income per common share-diluted (dollars per share)	1.37	1.27
DIVIDENDS DECLARED PER COMMON SHARE (dollars per share)	$ 0.72	$ 0.69
AVERAGE NUMBER OF SHARES OUTSTANDING-BASIC (IN MILLIONS) (shares)	310.4	305.1
AVERAGE NUMBER OF SHARES OUTSTANDING—DILUTED (IN MILLIONS) (shares)	311.6	306.3
CECONY
OPERATING REVENUES
Electric	$ 1,729	$ 1,793
Gas	841	765
Steam	314	298
Total operating revenues	2,884	2,856
OPERATING EXPENSES
Purchased power	303	348
Fuel	124	100
Gas purchased for resale	273	230
Other operations and maintenance	630	628
Depreciation and amortization	310	294
Taxes, other than income taxes	539	515
TOTAL OPERATING EXPENSES	2,179	2,115
OPERATING INCOME	705	741
OTHER INCOME (DEDUCTIONS)
Investment income	5	4
Allowance for equity funds used during construction	3	2
Other deductions	(39)	(37)
TOTAL OTHER INCOME (DEDUCTIONS)	(31)	(31)
INCOME BEFORE INTEREST AND INCOME TAX EXPENSE	674	710
INTEREST EXPENSE
Interest on long-term debt	163	150
Other interest	5	4
Allowance for borrowed funds used during construction	(2)	(1)
NET INTEREST EXPENSE	166	153
INCOME BEFORE INCOME TAX EXPENSE	508	557
INCOME TAX EXPENSE	119	218
NET INCOME	$ 389	$ 339