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DERIVATIVE FINANCIAL INSTRUMENTS - DERIVATIVE IMPACT ON INCOME (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Derivative [Line Items] |  |  |  |
Pretax gain (loss) reclassified from AOCI into earnings | $ (225) | $ 315 | $ (24) | $ 321
Pretax gain (loss) on derivatives recognized in earnings | $ 1 | $ 1 | $ 2 | $ 5
Interest rate instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | INTEREST EXPENSE | INTEREST EXPENSE | INTEREST EXPENSE | INTEREST EXPENSE
Commodity contracts not subject to rate recovery |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Unregulated Operating Revenue | Unregulated Operating Revenue | Unregulated Operating Revenue | Unregulated Operating Revenue
Cost of electric fuel and purchased power |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Cost of Goods and Services Sold | Cost of Goods and Services Sold | Cost of Goods and Services Sold | Cost of Goods and Services Sold
Cost of natural gas |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Cost of Goods and Services Sold | Cost of Goods and Services Sold | Cost of Goods and Services Sold | Cost of Goods and Services Sold
Derivatives designated as hedging instruments: |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI | $ (235) | $ 367 | $ 13 | $ 401
Pretax gain (loss) reclassified from AOCI into earnings | 10 | 13 | 41 | 37
Derivatives designated as hedging instruments: | Interest expense | Cash Flow Hedging | Interest rate instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI | (203) | 320 | 5 | 337
Pretax gain (loss) reclassified from AOCI into earnings | 3 | (1) | 9 | (1)
Derivatives designated as hedging instruments: | Interest expense | Cash Flow Hedging | Interest rate instruments | SoCalGas |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI |  |  | 0 | 0
Pretax gain (loss) reclassified from AOCI into earnings |  |  | (1) | (1)
Derivatives designated as hedging instruments: | Interest expense | Cash Flow Hedging | Interest rate and foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI |  |  | 0 | 7
Pretax gain (loss) reclassified from AOCI into earnings |  |  | 0 | 1
Derivatives designated as hedging instruments: | Equity Earnings | Cash Flow Hedging | Interest rate instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI | (33) | 32 | (8) | 56
Pretax gain (loss) reclassified from AOCI into earnings | 5 | 12 | 20 | 33
Derivatives designated as hedging instruments: | Equity Earnings | Cash Flow Hedging | Foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI | 2 | 7 | 12 | 1
Pretax gain (loss) reclassified from AOCI into earnings | 1 | 1 | 5 | (1)
Derivatives designated as hedging instruments: | Equity Earnings | Fair Value Hedging | Foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI | (3) | 0 | (10) | 0
Pretax gain (loss) reclassified from AOCI into earnings | 0 | 0 | 0 | 0
Derivatives designated as hedging instruments: | Other income, net | Cash Flow Hedging | Foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI | 2 | 8 |  |
Pretax gain (loss) reclassified from AOCI into earnings | 1 | 1 | 2 | (1)
Derivatives designated as hedging instruments: | Other income, net | Cash Flow Hedging | Interest rate and foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) reclassified from AOCI into earnings |  |  | 0 | 6
Derivatives designated as hedging instruments: | Revenues: Energy- related businesses | Cash Flow Hedging | Foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax (loss) gain recognized in OCI |  |  | 14 | 0
Pretax gain (loss) reclassified from AOCI into earnings |  |  | 5 | 0
Derivatives not designated as hedging instruments: |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | 72 | (19) | 146 | 571
Derivatives not designated as hedging instruments: | Interest rate instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | 0 | 0 | 0 | (47)
Derivatives not designated as hedging instruments: | Commodity contracts not subject to rate recovery |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | 98 | 83 | 218 | 785
Derivatives not designated as hedging instruments: | Commodity contracts subject to rate recovery | SoCalGas |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | (16) | (125) | (43) | (172)
Derivatives not designated as hedging instruments: | Commodity contracts subject to rate recovery | SDG&E |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | (10) | 23 | (29) | 5
Derivatives not designated as hedging instruments: | Cost of natural gas | Commodity contracts subject to rate recovery |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | (16) | (125) | (43) | (172)
Derivatives not designated as hedging instruments: | Cost of electric fuel and purchased power | Commodity contracts subject to rate recovery |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | $ (10) | $ 23 | $ (29) | $ 5

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