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Commitments and Contingencies (Nuclear) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Jan. 01, 2021
Palo Verde (nuclear) |  |
Commitments and Contingencies |  |
Federal loss limit, bodily injury and property damage from nuclear incident | $ 13,700 |
San Onofre |  |
Commitments and Contingencies |  |
Federal loss limit, bodily injury and property damage from nuclear incident | 560 |
SCE |  |
Commitments and Contingencies |  |
Limit on retroactive premium adjustments assessment, per year | 30 |
SCE | Palo Verde (nuclear) |  |
Commitments and Contingencies |  |
Minimum federal requirement of nuclear property insurance | 1,100 |
Maximum per incident | 65 |
Maximum per incident annual | 10 |
Maximum per incident, prior events | 255 |
Maximum per incident, prior events, annually | 38 |
SCE | San Onofre |  |
Commitments and Contingencies |  |
Minimum federal requirement of nuclear property insurance | $ 50 |
SCE and other owners of San Onofre and Palo Verde |  |
Commitments and Contingencies |  |
Maximum private primary insurance |  | $ 450

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