Pension Benefits (Tables)

3 Months Ended

Mar. 31, 2023

Retirement Benefits [Abstract]

Total Periodic Benefit Costs

The components of the Companies’ total periodic benefit cost/(credit) for the three months ended March 31, 2023 and 2022 were as follows:

	For the Three Months Ended March 31,
	Con Edison		CECONY
(Millions of Dollars)	2023	2022	2023	2022
Service cost – including administrative expenses	$41	$72	$38	$67
Interest cost on projected benefit obligation	162	126	153	119
Expected return on plan assets	(279)	(292)	(265)	(277)
Recognition of net actuarial loss/(gain)	(58)	94	(55)	89
Recognition of prior service credit	(4)	(4)	(5)	(5)
TOTAL PERIODIC BENEFIT CREDIT	$(138)	$(4)	$(134)	$(7)
Cost capitalized	(21)	(33)	(20)	(32)
Reconciliation to rate level	73	64	68	61
Total expense (credit) recognized	$(86)	$27	$(86)	$22

The components of the Companies’ total periodic other postretirement benefit cost/(credit) for the three months ended March 31, 2023 and 2022 were as follows:

	For the Three Months Ended March 31,
	Con Edison		CECONY
(Millions of Dollars)	2023	2022	2023	2022
Service cost - including administrative expenses	$4	$5	$3	$4
Interest cost on projected other postretirement benefit obligation	14	9	12	8
Expected return on plan assets	(18)	(18)	(14)	(14)
Recognition of net actuarial gain	(4)	(1)	(2)	(1)
TOTAL PERIODIC OTHER POSTRETIREMENT BENEFIT CREDIT	$(4)	$(5)	$(1)	$(3)
Cost capitalized	(2)	(2)	(1)	(2)
Reconciliation to rate level	1	4	0	4
Total expense (credit) recognized	$(5)	$(3)	$(2)	$(1)