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Debt and Credit Agreements (Tables) | 9 Months Ended
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Sep. 30, 2025
Debt Disclosure [Abstract] |
Schedule of First and Refunding Mortgage Bonds | During the nine months ended September 30, 2025, SCE issued the following first and refunding mortgage bonds:
Description |  | Month of Issuance |  | Rate |  | Maturity Date |  | Amount (in millions)
Series 2025A |  | January 2025 |  | 5.45% |  | 2035 |  | $ | 850 |
Series 2025B |  | January 2025 |  | 5.90% |  | 2055 |  | 650 |
Series 2025C |  | March 2025 |  | 5.25% |  | 2030 |  | 850 |
Series 2025D |  | March 2025 |  | 6.20% |  | 2055 |  | 650 |
Total |  |  |  |  |  |  |  | $ | 3,000 |
Schedule of Status of the Credit Facilities | The following table summarizes the status of the credit facilities at September 30, 2025:
(in millions, except for rates)
Borrower |  | Termination Date |  | Secured Overnight Financing Rate ("SOFR") Plus (bps) |  | Commitment |  | Outstanding Borrowings |  | Outstanding Letters of Credit |  | Amount Available
Edison International Parent 1, 3 |  | May 2029 |  | 128 |  |  | $ | 1,500 |  |  | $ | 662 |  |  | $ | — |  |  | $ | 838 |
SCE 2, 3 |  | May 2029 |  | 108 |  |  | 3,350 |  |  | 1,227 |  |  | 2 |  |  | 2,121 |
Total Edison International |  | $ | 4,850 |  |  | $ | 1,889 |  |  | $ | 2 |  |  | $ | 2,959 |
1 At September 30, 2025, Edison International Parent had $660 million outstanding commercial paper, net of a $2 million discount, at a weighted-average interest rate of 4.63%. 2 At September 30, 2025, SCE had $1.2 billion outstanding commercial paper, net of a $8 million discount, at a weighted-average interest rate of 4.81%. 3 The aggregate maximum principal amount under the SCE and Edison International Parent revolving credit facilities may be increased up to $4.0 billion and $2.0 billion, respectively, provided that additional lender commitments are obtained. In May 2025, Edison International Parent and SCE amended their credit facilities to extend the maturity date to May 2029.

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- Definition Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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- Definition Tabular disclosure of maturity and sinking fund requirement for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 470 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-1 + Details
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