Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
NET INCOME	$ 457	$ 497	$ 1,020	$ 1,039
OTHER COMPREHENSIVE INCOME, NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	1	1	1	2
TOTAL OTHER COMPREHENSIVE INCOME, NET OF TAXES	1	1	1	2
COMPREHENSIVE INCOME	458	498	1,021	1,041
CECONY
NET INCOME	401	388	883	859
OTHER COMPREHENSIVE INCOME, NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	1	0	1	1
TOTAL OTHER COMPREHENSIVE INCOME, NET OF TAXES	1	0	1	1
COMPREHENSIVE INCOME	$ 402	$ 388	$ 884	$ 860