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SB 901 SECURITIZATION AND CUSTOMER CREDIT TRUST (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Jun. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2024 | Dec. 31, 2022
Debt [Line Items] |  |  |  |  |  |  |
Regulatory assets | $ 16,444 |  |  | $ 16,444 |  |  | $ 16,443
Initial shareholder contribution |  |  |  | 2,000 |  |  |
Regulatory liabilities | 18,884 |  |  | 18,884 |  |  | 17,630
SB 901 securitization charges, net | 346 | $ 0 |  | 908 | $ 40 |  |
SB 901 Securitization |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |
Regulatory liabilities | 6,333 |  | $ 5,540 | 6,333 |  |  | 5,800
SB 901 Securitization | Secured Debt |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |
Initial shareholder contribution |  |  | 2,000 |  |  |  | 1,000
Additional contributions funded by tax benefits |  |  |  | 7,590 |  |  |
SB 901 securitization charges, net | 346 |  |  | 908 |  |  |
SB 901 Securitization | Secured Debt | Forecast |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |
Initial shareholder contribution |  |  |  |  |  | $ 1,000 |
SB 901 securitization charges, net |  |  |  |  |  | $ 2,090 |
Nothern California Wild Fire |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |
Loss contingency, costs incurred |  |  | 7,500 |  |  |  |
SB 901 Securitization |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |
Regulatory assets | 5,252 |  | $ 5,500 | 5,252 |  |  | $ 5,378
SB 901 Securitization | SB 901 Securitization |  |  |  |  |  |  |
Debt [Line Items] |  |  |  |  |  |  |
Amortization of regulatory asset and liability | $ 93 |  |  | $ 251 |  |  |

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- Definition Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are not expected to be recovered through revenue sources within one year or the normal operating cycle if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 980 -SubTopic 340 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481878/980-340-50-1 + 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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