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Variable Interest Entities (Income Statement) (Details) - SCE - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Trust II |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Dividend income | $ 3 | $ 5 | $ 6 | $ 10
Dividend distributions | 3 | 5 | 6 | 10
Trust III |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Dividend income | 4 | 4 | 8 | 8
Dividend distributions | 4 | 4 | 8 | 8
Trust IV |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Dividend income | 5 | 5 | 9 | 9
Dividend distributions | 5 | 5 | 9 | 9
Trust V |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Dividend income | 4 | 4 | 8 | 8
Dividend distributions | 4 | 4 | 8 | 8
Trust VI |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Dividend income | 6 | 6 | 12 | 12
Dividend distributions | $ 6 | $ 6 | $ 12 | $ 12

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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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