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Regulatory Assets and Liabilities (Liabilities) (Details) - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Regulatory Liabilities |  |
Current regulatory liabilities | $ 1,193 | $ 763
Long-term regulatory liabilities | 9,900 | 9,420
SCE |  |
Regulatory Liabilities |  |
Current regulatory liabilities | 1,193 | 763
Long-term regulatory liabilities | 9,900 | 9,420
Total regulatory liabilities | 11,093 | 10,183
SCE | Regulatory balancing and memorandum accounts-Liabilities |  |
Regulatory Liabilities |  |
Current regulatory liabilities | 1,157 | 704
Long-term regulatory liabilities | 1,815 | 1,395
SCE | Costs of removal |  |
Regulatory Liabilities |  |
Long-term regulatory liabilities | 2,602 | 2,635
SCE | Deferred income taxes |  |
Regulatory Liabilities |  |
Long-term regulatory liabilities | 2,186 | 2,211
SCE | Recoveries in excess of ARO liabilities |  |
Regulatory Liabilities |  |
Long-term regulatory liabilities | 1,595 | 1,498
SCE | Pension and other postretirement benefits |  |
Regulatory Liabilities |  |
Long-term regulatory liabilities | 1,685 | 1,664
SCE | Other regulatory assets or liabilities |  |
Regulatory Liabilities |  |
Current regulatory liabilities | 36 | 59
Long-term regulatory liabilities | $ 17 | $ 17

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- Definition The amount for the individual regulatory liability as itemized in a table of regulatory liabilities as of the end of the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 980 -SubTopic 405 -Name Accounting Standards Codification -Section 25 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481854/980-405-25-1 + Details
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- Definition The amount for the individual regulatory current liability as itemized in a table of regulatory current liabilities as of the end of the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 980 -SubTopic 405 -Name Accounting Standards Codification -Section 25 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481854/980-405-25-1 + Details
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- Definition The amount for the individual regulatory noncurrent liability as itemized in a table of regulatory noncurrent liabilities as of the end of the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.24) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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