Pension Benefits (Tables)

3 Months Ended

Mar. 31, 2024

Retirement Benefits [Abstract]

Total Periodic Benefit Costs

The components of the Companies’ total periodic benefit credit for the three months ended March 31, 2024 and 2023 were as follows:

	For the Three Months Ended March 31,
	Con Edison		CECONY
(Millions of Dollars)	2024	2023	2024	2023
Service cost – including administrative expenses	$43	$41	$40	$38
Interest cost on projected benefit obligation	159	162	150	153
Expected return on plan assets	(282)	(279)	(269)	(265)
Recognition of net actuarial gain	(4)	(58)	(4)	(55)
Recognition of prior service credit	(4)	(4)	(5)	(5)
TOTAL PERIODIC BENEFIT CREDIT	$(88)	$(138)	$(88)	$(134)
Cost capitalized	(22)	(21)	(22)	(20)
Reconciliation to rate level	18	73	16	68
Total credit recognized	$(92)	$(86)	$(94)	$(86)

The components of the Companies’ total periodic postretirement benefit credit for the three months ended March 31, 2024 and 2023 were as follows:

	For the Three Months Ended March 31,
	Con Edison		CECONY
(Millions of Dollars)	2024	2023	2024	2023
Service cost - including administrative expenses	$3	$4	$3	$3
Interest cost on projected other postretirement benefit obligation	12	14	10	12
Expected return on plan assets	(17)	(18)	(14)	(14)
Recognition of net actuarial gain	(5)	(4)	(3)	(2)
TOTAL PERIODIC OTHER POSTRETIREMENT CREDIT	$(7)	$(4)	$(4)	$(1)
Cost capitalized	(2)	(2)	(1)	(1)
Reconciliation to rate level	4	1	2	—
Total credit recognized	$(5)	$(5)	$(3)	$(2)