Compensation and Benefit Plans (Future Benefit Payments) (Details) $ in Millions	Dec. 31, 2023 USD ($)
Pension Plans
Years ended December 31,
2024	$ 325
2025	319
2026	332
2027	320
2028	314
2029 - 2033	1,447
Postretirement Benefits Other Than Pensions
Years ended December 31,
2024	48
2025	49
2026	49
2027	53
2028	54
2029 - 2033	276
SCE \| Pension Plans
Years ended December 31,
2024	279
2025	279
2026	290
2027	284
2028	281
2029 - 2033	1,308
SCE \| Postretirement Benefits Other Than Pensions
Years ended December 31,
2024	48
2025	48
2026	49
2027	53
2028	53
2029 - 2033	$ 275

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- Definition

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

+ References

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Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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