Compensation and Benefit Plans

3 Months Ended

Mar. 31, 2021

Retirement Benefits [Abstract]

Compensation and Benefit Plans

Note 9.Compensation and Benefit Plans

Pension Plans

Net periodic pension expense components are:

	Three months ended March 31,
(in millions)	2021		2020
Edison International:
Service cost	$	34	$	31
Non-service cost (benefit)
Interest cost		26		31
Expected return on plan assets		(56)		(54)
Amortization of net loss1		3		3
Regulatory adjustment		4		2
Total non-service benefit2	$	(23)	$	(18)
Total expense recognized	$	11	$	13
SCE:
Service cost	$	33	$	30
Non-service cost (benefit)
Interest cost		24		28
Expected return on plan assets		(53)		(51)
Amortization of net loss1		2		2
Regulatory adjustment		4		2
Total non-service benefit2	$	(23)	$	(19)
Total expense recognized	$	10	$	11

1 Represents the amount of net loss reclassified from other comprehensive loss.

2 Included in "Other income" on Edison International’s and SCE’s consolidated statement of income.

Postretirement Benefits Other Than Pensions ("PBOP")

Net periodic PBOP expense components for Edison International and SCE are:

	Three months ended March 31,
(in millions)	2021		2020
Service cost	$	10	$	9
Non-service cost (benefit)
Interest cost		14		17
Expected return on plan assets		(27)		(30)
Amortization of net gain		(8)		(4)
Regulatory adjustment		11		8
Total non-service benefit1	$	(10)	$	(9)
Total expense	$	—	$	—

1 Included in "Other income" on Edison International’s and SCE’s consolidated statement of income.