CONSOLIDATED INCOME STATEMENT (UNAUDITED) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
OPERATING REVENUES
Total operating revenues	$ 3,613	$ 3,333	$ 10,261	$ 9,286
OPERATING EXPENSES
Depreciation and amortization	512	482	1,511	1,428
Taxes, other than income taxes	727	673	2,103	1,915
TOTAL OPERATING EXPENSES	2,763	2,473	8,132	7,139
OPERATING INCOME	850	860	2,129	2,147
OTHER INCOME (DEDUCTIONS)
Investment income (loss)	5	27	(180)	78
Other income	5	8	19	15
Allowance for equity funds used during construction	5	2	15	12
Other deductions	(37)	(50)	(113)	(177)
TOTAL OTHER INCOME (DEDUCTIONS)	(22)	(13)	(259)	(72)
INCOME BEFORE INTEREST AND INCOME TAX EXPENSE	828	847	1,870	2,075
INTEREST EXPENSE
Interest on long-term debt	235	227	693	685
Other interest	(2)	4	(15)	122
Allowance for borrowed funds used during construction	(1)	(5)	(9)	(10)
NET INTEREST EXPENSE	232	226	669	797
INCOME BEFORE INCOME TAX EXPENSE	596	621	1,201	1,278
INCOME TAX EXPENSE	127	119	194	183
NET INCOME	469	502	1,007	1,095
Income (loss) attributable to non-controlling interest	(69)	9	(115)	37
NET INCOME	$ 538	$ 493	$ 1,122	$ 1,058
Net income per common share - basic (dollars per share)	$ 1.52	$ 1.47	$ 3.23	$ 3.17
Net income per common share - diluted (dollars per share)	$ 1.52	$ 1.47	$ 3.23	$ 3.16
AVERAGE NUMBER OF SHARES OUTSTANDING-BASIC (shares)	353.4	334.5	346.8	334.1
AVERAGE NUMBER OF SHARES OUTSTANDING—DILUTED (shares)	354.1	335.4	347.5	335.0
Subsidiaries
OPERATING REVENUES
Total operating revenues	$ 3,092	$ 2,872	$ 8,784	$ 8,072
OPERATING EXPENSES
Depreciation and amortization	429	401	1,267	1,187
Taxes, other than income taxes	699	643	2,016	1,830
TOTAL OPERATING EXPENSES	2,364	2,150	6,948	6,218
OPERATING INCOME	728	722	1,836	1,854
OTHER INCOME (DEDUCTIONS)
Investment income (loss)	5	6	15	11
Allowance for equity funds used during construction	5	1	14	10
Other deductions	(33)	(45)	(99)	(159)
TOTAL OTHER INCOME (DEDUCTIONS)	(23)	(38)	(70)	(138)
INCOME BEFORE INTEREST AND INCOME TAX EXPENSE	705	684	1,766	1,716
INTEREST EXPENSE
Interest on long-term debt	194	179	564	537
Other interest	3	7	11	26
Allowance for borrowed funds used during construction	0	(4)	(8)	(9)
NET INTEREST EXPENSE	197	182	567	554
INCOME BEFORE INCOME TAX EXPENSE	508	502	1,199	1,162
INCOME TAX EXPENSE	90	97	188	199
NET INCOME	418	405	1,011	963
Electric
OPERATING REVENUES
Total operating revenues	2,952	2,770	7,180	6,660
Electric | Subsidiaries
OPERATING REVENUES
Total operating revenues	2,730	2,562	6,661	6,178
Gas
OPERATING REVENUES
Total operating revenues	341	289	1,907	1,673
OPERATING EXPENSES
Operating costs	83	55	461	364
Gas | Subsidiaries
OPERATING REVENUES
Total operating revenues	307	259	1,730	1,509
OPERATING EXPENSES
Operating costs	61	38	357	298
Steam
OPERATING REVENUES
Total operating revenues	55	51	393	385
Steam | Subsidiaries
OPERATING REVENUES
Total operating revenues	55	51	393	385
Non-utility
OPERATING REVENUES
Total operating revenues	265	223	781	568
Purchased power
OPERATING EXPENSES
Operating costs	548	503	1,448	1,192
Purchased power | Subsidiaries
OPERATING EXPENSES
Operating costs	481	447	1,294	1,065
Fuel
OPERATING EXPENSES
Operating costs	44	24	166	124
Fuel | Subsidiaries
OPERATING EXPENSES
Operating costs	44	24	166	124
Other operations and maintenance
OPERATING EXPENSES
Operating costs	849	736	2,443	2,116
Other operations and maintenance | Subsidiaries
OPERATING EXPENSES
Operating costs	650	597	1,848	1,714
CECONY
INTEREST EXPENSE
NET INCOME		405
CECONY | Subsidiaries
OPERATING EXPENSES
Depreciation and amortization	429	401	1,267	1,187
OPERATING INCOME	728	722	$ 1,836	$ 1,854
INTEREST EXPENSE
INCOME TAX EXPENSE	$ 90	$ 97