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DERIVATIVES (Outstanding Derivative Balances) (Details) - Commodity Contract - Pacific Gas & Electric Co (Utility) - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Derivatives And Hedging Activities [Line Items] |  |
Gross Derivative Balance, Asset | $ 64 | $ 82
Netting, Asset | 0 | 0
Cash Collateral | 9 | 96
Total Derivative Balance, Asset | 73 | 178
Current assets – other |  |
Derivatives And Hedging Activities [Line Items] |  |
Gross Derivative Balance, Asset | 143 | 134
Netting, Asset | (16) | (8)
Cash Collateral | 8 | 50
Total Derivative Balance, Asset | 135 | 176
Other noncurrent assets – other |  |
Derivatives And Hedging Activities [Line Items] |  |
Gross Derivative Balance, Asset | 213 | 280
Netting, Asset | 0 | 0
Cash Collateral | 0 | 0
Total Derivative Balance, Asset | 213 | 280
Current liabilities – other |  |
Derivatives And Hedging Activities [Line Items] |  |
Gross Derivative Balance, Liabilities | (125) | (172)
Netting, Liabilities | 16 | 8
Cash Collateral | 1 | 46
Total Derivative Balance, Liabilities | (108) | (118)
Noncurrent liabilities – other |  |
Derivatives And Hedging Activities [Line Items] |  |
Gross Derivative Balance, Liabilities | (167) | (160)
Netting, Liabilities | 0 | 0
Cash Collateral | 0 | 0
Total Derivative Balance, Liabilities | $ (167) | $ (160)

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