Compensation and Benefit Plans (Expected Future Benefit Payments) (Details) $ in Millions	Dec. 31, 2020 USD ($)
Pension Plans
Years ended December 31,
2021	$ 294
2022	297
2023	298
2024	299
2025	302
2026 – 2030	1,403
PBOP
Years ended December 31,
2021	83
2022	84
2023	86
2024	89
2025	90
2026 – 2030	475
SCE \| Pension Plans
Years ended December 31,
2021	254
2022	259
2023	262
2024	266
2025	268
2026 – 2030	1,317
SCE \| PBOP
Years ended December 31,
2021	82
2022	84
2023	86
2024	88
2025	90
2026 – 2030	$ 472

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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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.

+ References

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

+ References

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

+ References

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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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