Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
NET INCOME	$ 1,193	$ 1,092	$ 1,062
OTHER COMPREHENSIVE INCOME/(LOSS), NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	11	(20)	28
TOTAL OTHER COMPREHENSIVE INCOME/(LOSS), NET OF TAXES	11	(20)	28
COMPREHENSIVE INCOME	1,204	1,072	1,090
CECONY
NET INCOME	1,084	1,058	1,020
OTHER COMPREHENSIVE INCOME/(LOSS), NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	2	(5)	3
TOTAL OTHER COMPREHENSIVE INCOME/(LOSS), NET OF TAXES	2	(5)	3
COMPREHENSIVE INCOME	$ 1,086	$ 1,053	$ 1,023