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Commitments and Contingencies (Nuclear Insurance) (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
Jan. 05, 2018 | Dec. 31, 2019
Insurance Claims | Palo Verde (nuclear) |  |
Loss Contingencies [Line Items] |  |
Federal loss limit, bodily injury and property damage from nuclear incident |  | $ 13,900,000,000
Insurance Claims | San Onofre |  |
Loss Contingencies [Line Items] |  |
Federal limit on public liability claims from nuclear incident, approximate |  | 560,000,000
SCE and other owners of San Onofre and Palo Verde | Insurance Claims | Palo Verde (nuclear) |  |
Loss Contingencies [Line Items] |  |
Minimum federal requirement of nuclear property insurance |  | 1,100,000,000
SCE and other owners of San Onofre and Palo Verde | Insurance Claims | San Onofre |  |
Loss Contingencies [Line Items] |  |
Minimum federal requirement of nuclear property insurance |  | 50,000,000
SCE | Palo Verde (nuclear) |  |
Loss Contingencies [Line Items] |  |
Maximum per incident | $ 65,000,000 |
Maximum per incident annual | 10,000,000 |
Maximum per incident, prior events | 255,000,000 |
Maximum per incident, prior events, annually | $ 38,000,000 |
SCE | Insurance Claims |  |
Loss Contingencies [Line Items] |  |
Limit on assessment of retrospective premium adjustments, per year, approximate |  | $ 52,000,000

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- Definition The approximate maximum amount of public liability, as limited by federal law, resulting from a nuclear incident. + References No definition available. + Details
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- Definition The approximate maximum yearly retrospective premium adjustments that could be assessed against the entity. + References No definition available. + Details
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- Definition Loss Limit, Public Offsite, Bodily Injury and Property Damage from Nuclear Incident, Federal Claim Limit + References No definition available. + Details
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- Definition Ownership Limit on Offsite Liability Claims from Nuclear Incident, Annually, Approximate + References No definition available. + Details
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- Definition Ownership Limit on Offsite Liability Claims from Nuclear Incident, Approximate + References No definition available. + Details
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- Definition Ownership Limit on Offsite Liability Claims from Nuclear Incident, Past Events, Annually, Approximate + References No definition available. + Details
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- Definition Ownership Limit on Offsite Liability Claims from Nuclear Incident, Past Events, Approximate + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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