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v3.24.2

Compensation and Benefit Plans (Expenses) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Pension Plans |  |  |  |
Pension and Other Postretirement Benefits |  |  |  |
Service cost | $ 24 | $ 25 | $ 48 | $ 50
Non-service cost (benefit) |  |  |  |
Interest cost | 44 | 45 | 88 | 90
Expected return on plan assets | (59) | (54) | (118) | (108)
Amortization of net loss (gain) | 1 | 1 | 2 | 2
Regulatory adjustment | (5) | (12) | (10) | (24)
Total non-service benefit | (19) | (20) | (38) | (40)
Total expense | 5 | 5 | 10 | 10
Postretirement Benefits Other Than Pensions |  |  |  |
Pension and Other Postretirement Benefits |  |  |  |
Service cost | 3 | 5 | 6 | 10
Non-service cost (benefit) |  |  |  |
Interest cost | 9 | 18 | 18 | 36
Expected return on plan assets | (28) | (27) | (56) | (54)
Amortization of net loss (gain) | (24) | (12) | (48) | (24)
Regulatory adjustment | 40 | 16 | 80 | 32
Total non-service benefit | (3) | (5) | (6) | (10)
SCE |  |  |  |
Non-service cost (benefit) |  |  |  |
Total non-service benefit | (22) | (26) | (44) | (52)
SCE | Pension Plans |  |  |  |
Pension and Other Postretirement Benefits |  |  |  |
Service cost | 24 | 24 | 48 | 48
Non-service cost (benefit) |  |  |  |
Interest cost | 41 | 42 | 81 | 84
Expected return on plan assets | (55) | (51) | (110) | (102)
Amortization of net loss (gain) |  |  | 1 |
Regulatory adjustment | (5) | (12) | (10) | (24)
Total non-service benefit | (19) | (21) | (38) | (42)
Total expense | $ 5 | $ 3 | $ 10 | $ 6

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