Other Postretirement Benefits (Tables)

6 Months Ended

Jun. 30, 2016

Other Postretirement Benefits

Defined Benefit Plan Disclosure [Line Items]

Total Periodic Benefit Costs

The components of the Companies’ total periodic other postretirement benefit costs for the three and six months ended June 30, 2016 and 2015 were as follows:

	For the Three Months Ended June 30,
	Con Edison		CECONY
(Millions of Dollars)	2016	2015	2016	2015
Service cost	$4	$5	$3	$4
Interest cost on accumulated other postretirement benefit obligation	12	13	10	11
Expected return on plan assets	(19)	(20)	(17)	(17)
Recognition of net actuarial loss	1	8	1	7
Recognition of prior service cost	(5)	(5)	(3)	(4)
TOTAL PERIODIC OTHER POSTRETIREMENT BENEFIT COST	$(7)	$1	$(6)	$1
Cost capitalized	2	(1)	2	(1)
Reconciliation to rate level	7	4	6	2
Cost charged to operating expenses	$2	$4	$2	$2

	For the Six Months Ended June 30,
	Con Edison		CECONY
(Millions of Dollars)	2016	2015	2016	2015
Service cost	$9	$10	$7	$7
Interest cost on accumulated other postretirement benefit obligation	24	25	20	22
Expected return on plan assets	(38)	(39)	(34)	(34)
Recognition of net actuarial loss	2	16	1	14
Recognition of prior service cost	(10)	(10)	(7)	(7)
TOTAL PERIODIC OTHER POSTRETIREMENT BENEFIT COST	$(13)	$2	$(13)	$2
Cost capitalized	3	(1)	3	(1)
Reconciliation to rate level	14	8	14	3
Cost charged to operating expenses	$4	$9	$4	$4