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v3.22.1

Compensation and Benefit Plans | 3 Months Ended
--- | ---
Mar. 31, 2022
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) | 2022 |  | 2021
Edison International: | ​ | ​ | ​ | ​ | ​
Service cost | $ | 30 | ​ | $ | 34
Non-service cost (benefit) |  |  | ​ |  |
Interest cost |  | 27 | ​ |  | 26
Expected return on plan assets |  | (57) | ​ |  | (56)
Amortization of net loss1 |  | 1 | ​ |  | 3
Regulatory adjustment |  | 2 | ​ |  | 4
Total non-service benefit2 | $ | (27) | ​ | $ | (23)
Total expense recognized | $ | 3 | ​ | $ | 11
SCE: | ​ | ​ | ​ | ​ | ​
Service cost | $ | 29 | ​ | $ | 33
Non-service cost (benefit) |  | ​ | ​ |  | ​
Interest cost |  | 25 | ​ |  | 24
Expected return on plan assets |  | (54) | ​ |  | (53)
Amortization of net loss1 |  | 1 | ​ |  | 2
Regulatory adjustment |  | 2 | ​ |  | 4
Total non-service benefit2 | $ | (26) | ​ | $ | (23)
Total expense recognized | $ | 3 | ​ | $ | 10
1 | Includes the amount of net loss reclassified from other comprehensive loss. The amount reclassified for Edison International and SCE was $2 million and $1 million respectively, for the three months ended March 31, 2022. The amount reclassified for Edison International and SCE was $3 million and $2 million, respectively, for the three months ended March 31, 2021.
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) |  | 2022 |  | 2021
Service cost | ​ | $ | 8 | ​ | $ | 10
Non-service cost (benefit) | ​ |  |  | ​ |  |
Interest cost | ​ |  | 14 | ​ |  | 14
Expected return on plan assets | ​ |  | (24) | ​ |  | (27)
Amortization of net gain | ​ |  | (12) | ​ |  | (8)
Regulatory adjustment | ​ |  | 14 | ​ |  | 11
Total non-service benefit1 | ​ | $ | (8) | ​ | $ | (10)
Total expense | ​ | $ | — | ​ | $ | —
1 | Included in "Other income" on Edison International's and SCE's consolidated statement of income.

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