SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - (VIE) (Narrative) (Details) $ in Millions |
Jun. 30, 2026
USD ($)
recoveryBond
|
Dec. 31, 2025
USD ($)
|
Aug. 31, 2024
USD ($)
|
Dec. 31, 2022
USD ($)
|
|---|---|---|---|---|
| Public Utility, Property, Plant and Equipment [Line Items] | ||||
| Number of recovery bonds issued | recoveryBond | 3 | |||
| Receivables Securitization Program - Stated Maturity: 2027 | PG&E AR Facility, LLC (SPV) | ||||
| Public Utility, Property, Plant and Equipment [Line Items] | ||||
| Accounts receivable, net | $ 3,300 | $ 3,200 | ||
| Receivables Securitization Program - Stated Maturity: 2027 | Utility | ||||
| Public Utility, Property, Plant and Equipment [Line Items] | ||||
| Long-term debt, gross | 1,750 | 1,800 | ||
| Recovery Bonds | Secured Debt | ||||
| Public Utility, Property, Plant and Equipment [Line Items] | ||||
| Debt instrument, face amount | 3,000 | 3,100 | $ 3,260 | |
| SB 901 securitization | Secured Debt | ||||
| Public Utility, Property, Plant and Equipment [Line Items] | ||||
| Debt instrument, face amount | $ 7,000 | $ 7,100 | $ 7,500 |