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DERIVATIVE FINANCIAL INSTRUMENTS - DERIVATIVE IMPACT ON INCOME (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Derivative [Line Items] |  |  |  |
Pretax gain (loss) reclassified from AOCI into earnings | $ 101 | $ 63 | $ 6 | $ 161
Pretax gain (loss) on derivatives recognized in earnings | (1) | (1) | $ 4 | $ 5
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
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
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
Contingent Interest Rate Derivative |  |  |  |
Derivative [Line Items] |  |  |  |
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | INTEREST EXPENSE | INTEREST EXPENSE
Derivatives designated as hedging instruments: | Cash Flow Hedging |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) recognized in OCI | 132 | 67 | $ 34 | $ 187
Pretax gain (loss) reclassified from AOCI into earnings | 13 | (12) | 24 | (17)
Derivatives designated as hedging instruments: | Interest Expense | Cash Flow Hedging | Interest rate instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) recognized in OCI | 94 | 13 | 17 | 35
Pretax gain (loss) reclassified from AOCI into earnings | 0 | 0 | 0 | 1
Derivatives designated as hedging instruments: | Interest Expense | Cash Flow Hedging | Interest rate instruments | Southern California Gas Company |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) recognized in OCI | 0 | 0 | 0 | 0
Pretax gain (loss) reclassified from AOCI into earnings | (1) | (1) | (1) | (1)
Derivatives designated as hedging instruments: | Interest Expense | Cash Flow Hedging | Interest rate and foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) recognized in OCI | 0 | 4 | 7 | 13
Pretax gain (loss) reclassified from AOCI into earnings | 1 | 1 | 1 | 1
Derivatives designated as hedging instruments: | Equity Earnings | Cash Flow Hedging | Interest rate instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) recognized in OCI | 41 | 50 | 24 | 144
Pretax gain (loss) reclassified from AOCI into earnings | 14 | (13) | 21 | (27)
Derivatives designated as hedging instruments: | Equity Earnings | Cash Flow Hedging | Foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) recognized in OCI | (1) | 0 | (6) | (2)
Pretax gain (loss) reclassified from AOCI into earnings | (1) | 0 | (2) | 1
Derivatives designated as hedging instruments: | Revenues: Energy- Related Businesses | Cash Flow Hedging | Foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) recognized in OCI | (2) | 0 | (8) | (3)
Pretax gain (loss) reclassified from AOCI into earnings | 0 | 1 | 0 | 2
Derivatives designated as hedging instruments: | Other Income (Expense), Net | Cash Flow Hedging | Foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) reclassified from AOCI into earnings | (1) | (1) | (2) | (1)
Derivatives designated as hedging instruments: | Other Income (Expense), Net | Cash Flow Hedging | Interest rate and foreign exchange instruments |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) reclassified from AOCI into earnings |  |  | 6 | 6
Derivatives not designated as hedging instruments: |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | 206 | (179) | 590 | (238)
Derivatives not designated as hedging instruments: | Commodity contracts not subject to rate recovery |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | 253 | (151) | 702 | (228)
Derivatives not designated as hedging instruments: | Commodity contracts subject to rate recovery | Southern California Gas Company |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | (20) | (4) | (47) | (4)
Derivatives not designated as hedging instruments: | Commodity contracts subject to rate recovery | San Diego Gas and Electric Company |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | (27) | (24) | (18) | (6)
Derivatives not designated as hedging instruments: | Contingent Interest Rate Derivative |  |  |  |
Derivative [Line Items] |  |  |  |
Pretax gain (loss) on derivatives recognized in earnings | 0 | 0 | (47) | 0
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 | (27) | (24) | (18) | (6)
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 | $ (20) | $ (4) | $ (47) | $ (4)

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