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DERIVATIVE FINANCIAL INSTRUMENTS (Tables)
3 Months Ended
Mar. 31, 2013
Derivative Financial Instruments (Tables) [Abstract]  
Commodity Derivative Volumes Table
NET ENERGY DERIVATIVE VOLUMES
 
Segment and CommodityMarch 31, 2013December 31, 2012 
California Utilities:   
SDG&E:   
Natural gas25 million MMBtu25 million MMBtu(1)
Congestion revenue rights26 million MWh30 million MWh(2)
SoCalGas - natural gas2 million MMBtu 
      
Energy-Related Businesses:   
Sempra Natural Gas:   
Electric power2 million MWh1 million MWh 
Natural gas27 million MMBtu36 million MMBtu 
Sempra Mexico - natural gas1 million MMBtu1 million MMBtu 
(1)Million British thermal units  
(2)Megawatt hours  
Notional Amounts of Interest Rate Derivatives Table
INTEREST RATE DERIVATIVES
(Dollars in millions)
  March 31, 2013December 31, 2012
 Notional DebtMaturitiesNotional DebtMaturities
Sempra Energy Consolidated      
 Cash flow hedges(1)$4362013-2028$4392013-2028
 Fair value hedges 5002013-2016 5002013-2016
SDG&E      
 Cash flow hedge(1) 3422019 3452019
(1)Includes Otay Mesa VIE. All of SDG&E’s interest rate derivatives relate to Otay Mesa VIE.
Derivative Instruments on the Condensed Consolidated Balance Sheets Table
DERIVATIVE INSTRUMENTS ON THE CONDENSED CONSOLIDATED BALANCE SHEETS
(Dollars in millions)
  March 31, 2013
         Deferred
         credits
   Current   Current and other
   assets:   liabilities: liabilities:
   Fixed-price Investments Fixed-price Fixed-price
   contracts and other contracts contracts
   and other assets: and other and other
  derivatives(1) Sundry derivatives(2) derivatives
Sempra Energy Consolidated:        
Derivatives designated as hedging instruments:        
Interest rate and foreign exchange instruments(3)$ 7$ 13$ (19)$ (76)
Derivatives not designated as hedging instruments:        
Interest rate and foreign exchange instruments  8  37  (7)  (32)
Commodity contracts not subject to rate recovery:  76  15  (104)  (18)
Associated offsetting commodity contracts  (71)  (13)  71  13
Associated offsetting cash collateral    18  1
Commodity contracts subject to rate recovery:  30  34  (20)  (1)
Associated offsetting commodity contracts  (6)   6 
Associated offsetting cash collateral    11  1
Net amounts presented on the balance sheet  44  86  (44)  (112)
Additional margin posted for commodity contracts        
not subject to rate recovery  20   
Additional margin posted for commodity contracts        
subject to rate recovery  24   
Total$ 88$ 86$ (44)$ (112)
SDG&E:        
Derivatives designated as hedging instruments:        
Interest rate instruments(3)$$$ (17)$ (58)
Derivatives not designated as hedging instruments:        
Commodity contracts subject to rate recovery:  27  34  (18)  (1)
Associated offsetting commodity contracts  (5)   5 
Associated offsetting cash collateral    10  1
Net amounts presented on the balance sheet  22  34  (20)  (58)
Additional margin posted for commodity contracts        
not subject to rate recovery(4)  1   
Additional margin posted for commodity contracts        
subject to rate recovery  22   
Total$ 45$ 34$ (20)$ (58)
SoCalGas:        
Derivatives not designated as hedging instruments:        
Commodity contracts subject to rate recovery:$ 3$$ (2)$
Associated offsetting commodity contracts  (1)   1 
Associated offsetting cash collateral    1 
Net amounts presented on the balance sheet  2   
Additional margin posted for commodity contracts        
not subject to rate recovery(4)  2   
Additional margin posted for commodity contracts        
subject to rate recovery  2   
Total$ 6$$$
(1)Included in Current Assets: Other for SoCalGas.        
(2)Included in Current Liabilities: Other for SoCalGas.        
(3)Includes Otay Mesa VIE. All of SDG&E’s amounts relate to Otay Mesa VIE.
(4)Includes cash collateral not offset related to a negligible amount of commodity contracts not subject to rate recovery.
          
DERIVATIVE INSTRUMENTS ON THE CONDENSED CONSOLIDATED BALANCE SHEETS
(Dollars in millions)
  December 31, 2012
         Deferred
         credits
   Current   Current and other
   assets:   liabilities: liabilities:
   Fixed-price Investments Fixed-price Fixed-price
   contracts and other contracts contracts
   and other assets: and other and other
  derivatives(1) Sundry derivatives(2) derivatives
Sempra Energy Consolidated:        
Derivatives designated as hedging instruments:        
Interest rate instruments(3)$ 7$ 12$ (19)$ (64)
Commodity contracts not subject to rate recovery  1   
Derivatives not designated as hedging instruments:        
Interest rate instruments  8  40  (8)  (35)
Commodity contracts not subject to rate recovery:  117  15  (116)  (27)
Associated offsetting commodity contracts  (102)  (12)  102  12
Associated offsetting cash collateral    4  7
Commodity contracts subject to rate recovery:  30  35  (35)  (1)
Associated offsetting commodity contracts  (4)   4 
Associated offsetting cash collateral    22  1
Net amounts presented on the balance sheet  57  90  (46)  (107)
Additional margin posted for commodity contracts        
not subject to rate recovery  22   
Additional margin posted for commodity contracts        
subject to rate recovery  13   
Total$ 92$ 90$ (46)$ (107)
SDG&E:        
Derivatives designated as hedging instruments:        
Interest rate instruments(3)$$$ (17)$ (64)
Derivatives not designated as hedging instruments:        
Commodity contracts subject to rate recovery:  28  35  (33)  (1)
Associated offsetting commodity contracts  (3)   3 
Associated offsetting cash collateral    22  1
Net amounts presented on the balance sheet  25  35  (25)  (64)
Additional margin posted for commodity contracts        
not subject to rate recovery(4)  1   
Additional margin posted for commodity contracts        
subject to rate recovery  12   
Total$ 38$ 35$ (25)$ (64)
SoCalGas:        
Derivatives not designated as hedging instruments:        
Commodity contracts subject to rate recovery:$ 2$$ (2)$
Associated offsetting commodity contracts  (1)   1 
Net amounts presented on the balance sheet  1   (1) 
Additional margin posted for commodity contracts        
not subject to rate recovery(4)  2   
Additional margin posted for commodity contracts        
subject to rate recovery  1   
Total$ 4$$ (1)$
(1)Included in Current Assets: Other for SoCalGas.        
(2)Included in Current Liabilities: Other for SoCalGas.        
(3)Includes Otay Mesa VIE. All of SDG&E’s amounts relate to Otay Mesa VIE.
(4)Includes cash collateral not offset related to a negligible amount of commodity contracts not subject to rate recovery.
Fair Value Hedge Impact on the Condensed Consolidated Statements of Operations Table
FAIR VALUE HEDGE IMPACT ON THE CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
(Dollars in millions)
   Gain on derivatives recognized in earnings
   Three months ended March 31,
 Location20132012
Sempra Energy Consolidated:    
Interest rate instrumentsInterest Expense$ 2$ 2
Interest rate instrumentsOther Income, Net   2
Total(1) $ 2$ 4
(1)There has been no hedge ineffectiveness on these swaps. Changes in the fair values of the interest rate swap agreements are exactly offset by changes in the fair value of the underlying long-term debt.
Cash Flow Hedge Impact on the Condensed Consolidated Statements of Operations Table
CASH FLOW HEDGE IMPACT ON THE CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
(Dollars in millions)
  Pretax gain (loss) recognized  Gain (loss) reclassified from AOCI
  in OCI (effective portion)  into earnings (effective portion)
  Three months ended March 31,  Three months ended March 31,
 20132012 Location20132012
Sempra Energy Consolidated:          
Interest rate and foreign           
exchange instruments(1)$ (28)$ 3 Interest Expense$ (3)$ (1)
       Equity Earnings,    
Interest rate instruments  1  1  Before Income Tax  (2)  (2)
Total$ (27)$ 4  $ (5)$ (3)
SDG&E:          
Interest rate instruments(1)$ 1$ Interest Expense$ (2)$
SoCalGas:          
Interest rate instruments$$ Interest Expense$$ (1)
(1)Amounts include Otay Mesa VIE. All of SDG&E’s interest rate derivative activity relates to Otay Mesa VIE. There has been a negligible amount of ineffectiveness related to these swaps.
Undesignated Derivative Impact on the Condensed Consolidated Statements of Operations Table
UNDESIGNATED DERIVATIVE IMPACT ON THE CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
(Dollars in millions)
   Gain (loss) on derivatives recognized in earnings
   Three months ended March 31,
 Location20132012
Sempra Energy Consolidated:     
Interest rate and foreign exchange     
instrumentsOther Income, Net$ 7$ 11
Commodity contracts not subjectRevenues: Energy-Related    
to rate recovery Businesses  (20)  11
Commodity contracts not subject     
to rate recoveryOperation and Maintenance   1
Commodity contracts subjectCost of Electric Fuel    
to rate recovery and Purchased Power  9  (21)
Total $ (4)$ 2
SDG&E:     
Commodity contracts subjectCost of Electric Fuel    
to rate recovery and Purchased Power$ 9$ (21)
SoCalGas:     
Commodity contracts not subject     
to rate recoveryOperation and Maintenance$$ 1