Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
NET INCOME	$ 420	$ 392
NET INCOME	419	375
INCOME ATTRIBUTABLE TO NON-CONTROLLING INTEREST	(1)	(17)
OTHER COMPREHENSIVE INCOME, NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	4	5
TOTAL OTHER COMPREHENSIVE INCOME, NET OF TAXES	4	5
COMPREHENSIVE INCOME	423	380
CECONY
NET INCOME	465	406
OTHER COMPREHENSIVE INCOME, NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	0	1
TOTAL OTHER COMPREHENSIVE INCOME, NET OF TAXES	0	1
COMPREHENSIVE INCOME	$ 465	$ 407