Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2020

Retirement Benefits [Abstract]

Total Periodic Benefit Costs

The components of the Companies’ total periodic benefit cost for the three months ended March 31, 2020 and 2019 were as follows:

	For the Three Months Ended March 31,
	Con Edison		CECONY
(Millions of Dollars)	2020	2019	2020	2019
Service cost – including administrative expenses	$73	$62	$69	$58
Interest cost on projected benefit obligation	137	150	129	141
Expected return on plan assets	(258)	(247)	(245)	(234)
Recognition of net actuarial loss	175	130	165	123
Recognition of prior service cost/(credit)	(4)	(4)	(5)	(5)
TOTAL PERIODIC BENEFIT COST	$123	$91	$113	$83
Cost capitalized	(31)	(26)	(29)	(24)
Reconciliation to rate level	(64)	(5)	(62)	(4)
Total expense recognized	$28	$60	$22	$55

The components of the Companies’ total periodic other postretirement benefit cost/(credit) for the three months ended March 31, 2020 and 2019 were as follows:

	For the Three Months Ended March 31,
	Con Edison			CECONY
(Millions of Dollars)	2020		2019	2020	2019
Service cost	$5		$4	$4	$3
Interest cost on accumulated other postretirement benefit obligation	9		11	8	9
Expected return on plan assets	(16)		(16)	(14)	(14)
Recognition of net actuarial loss/(gain)	27		(2)	27	(2)
Recognition of prior service credit	(1)		(1)	(1)	—
TOTAL PERIODIC OTHER POSTRETIREMENT BENEFIT COST/(CREDIT)	$24		$(4)	$24	$(4)
Cost capitalized	(2)		(2)	(1)	(2)
Reconciliation to rate level	(22)		3	(24)	2
Total credit recognized		$—	$(3)	$(1)	$(4)