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RELATED PARTY AGREEMENTS AND TRANSACTIONS (Narrative) (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Related Party Transaction [Line Items] |  |
Receivables | $ 1,494 | $ 1,624
Accounts payable - other | 851 | 778
Pacific Gas & Electric Co (Utility) |  |
Related Party Transaction [Line Items] |  |
Receivables | 1,495 | 1,633
Accounts payable - other | 820 | 747
Pacific Gas & Electric Co (Utility) | Related Party |  |
Related Party Transaction [Line Items] |  |
Receivables | 26 | 33
Accounts payable - other | $ 24 | $ 46

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