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v3.19.3.a.u2

Compensation and Benefit Plans (Expense Components) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Pension Plans |  |  |
Pension and Other Postretirement Benefits |  |  |
Service cost | $ 114 | $ 126 |
Non-service cost |  |  |
Interest cost | 155 | 141 |
Other | 7 | 9 | $ 10
Postretirement Benefits Other Than Pensions |  |  |
Pension and Other Postretirement Benefits |  |  |
Service cost | 30 | 37 | 31
Non-service cost |  |  |
Interest cost | 77 | 80 | 86
Expected return on plan assets | (111) | (121) | (110)
Settlement costs | 0 | 0 | 1
Amortization of prior service cost | (1) | (1) | (3)
Amortization of net loss | (17) | 0 | 0
Regulatory adjustment (deferred) | 29 | 24 | 0
Total non-service benefit | (23) | (18) | (26)
Total expense | 7 | 19 | 5
SCE |  |  |
Non-service cost |  |  |
Total non-service benefit | (70) | (81) | (51)
SCE | Pension Plans |  |  |
Pension and Other Postretirement Benefits |  |  |
Service cost | 110 | 121 |
Non-service cost |  |  |
Interest cost | 138 | 124 |
Other | 5 | 6 | 6
SCE | Postretirement Benefits Other Than Pensions |  |  |
Pension and Other Postretirement Benefits |  |  |
Service cost | 30 | 37 | 31
Non-service cost |  |  |
Interest cost | 77 | 80 | 85
Expected return on plan assets | (111) | (122) | (110)
Settlement costs | 0 | 0 | 1
Amortization of prior service cost | (1) | (1) | (2)
Amortization of net loss | (17) | 0 | 0
Regulatory adjustment (deferred) | 29 | 24 | 0
Total non-service benefit | (23) | (19) | (26)
Total expense | 7 | 18 | 5
Continuing Operations | Pension Plans |  |  |
Pension and Other Postretirement Benefits |  |  |
Service cost | 114 | 126 | 138
Non-service cost |  |  |
Interest cost | 155 | 140 | 164
Expected return on plan assets | (205) | (228) | (212)
Settlement costs | 0 | 0 | 6
Amortization of prior service cost | 2 | 3 | 3
Amortization of net loss | 7 | 9 | 21
Regulatory adjustment (deferred) | (3) | 15 | (28)
Total non-service benefit | (44) | (61) | (46)
Total expense recognized | 70 | 65 | 92
Continuing Operations | SCE | Pension Plans |  |  |
Pension and Other Postretirement Benefits |  |  |
Service cost | 111 | 123 | 133
Non-service cost |  |  |
Interest cost | 143 | 128 | 149
Expected return on plan assets | (194) | (214) | (199)
Settlement costs | 0 | 0 | 0
Amortization of prior service cost | 2 | 3 | 3
Amortization of net loss | 5 | 6 | 17
Regulatory adjustment (deferred) | (3) | 15 | (28)
Total non-service benefit | (47) | (62) | (58)
Total expense recognized | $ 64 | $ 61 | $ 75

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