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INCOME TAXES (Tables)
 12 Months Ended
Dec. 31, 2013
Schedule Of Effective Income Tax Rate Reconciliation [Abstract]  
Schedule Of Effective Income Tax Rate Reconciliation
RECONCILIATION OF FEDERAL INCOME TAX RATES TO EFFECTIVE INCOME TAX RATES
 
  Years ended December 31,
  201320122011
Sempra Energy Consolidated      
U.S. federal statutory income tax rate 35% 35% 35%
Utility depreciation 4  6  3 
Income tax restructuring related to IEnova stock offerings 4  ―  ― 
State income taxes, net of federal income tax benefit 1  (1)  2 
Utility repairs expenditures (5)  (8)  (1) 
Tax credits (3)  (7)  (1) 
Non-U.S. earnings taxed at lower statutory income tax rates (3)  (4)  (8) 
Self-developed software expenditures (3)  (5)  (3) 
Adjustments to prior years’ income tax items (3)  (1)  ― 
Allowance for equity funds used during construction (1)  (4)  (2) 
Variable interest entities (1)  (1)  ― 
Life insurance contracts ―  (7)  ― 
Mexican foreign exchange and inflation effects ―  1  (1) 
Other, net 1  2  (1) 
Effective income tax rate 26% 6% 23%
SDG&E      
U.S. federal statutory income tax rate 35% 35% 35%
Depreciation 5  4  4 
State income taxes, net of federal income tax benefit 3  4  5 
Utility repairs expenditures (4)  (4)  (1) 
Self-developed software expenditures (3)  (3)  (3) 
Allowance for equity funds used during construction (2)  (4)  (4) 
Variable interest entity (1)  (1)  (1) 
Adjustments to prior years’ income tax items (1)  (3)  ― 
Other, net (1)  (1)  (1) 
Effective income tax rate 31% 27% 34%
SoCalGas      
U.S. federal statutory income tax rate 35% 35% 35%
Depreciation 6  7  6 
State income taxes, net of federal income tax benefit 4  3  4 
Utility repairs expenditures (9)  (12)  ― 
Self-developed software expenditures (6)  (9)  (7) 
Adjustments to prior years’ income tax items (5)  ―  ― 
Allowance for equity funds used during construction (1)  (2)  (2) 
Other, net ―  (1)  (3) 
Effective income tax rate 24% 21% 33%
Schedule Of Geographic Components Of Income Before Income Taxes And Equity Earnings Of Certain Unconsolidated Subsidiaries [Abstract]  
Schedule Of Geographic Components Of Income Before Income Taxes And Equity Earnings Of Certain Unconsolidated Subsidiaries [Text Block]
 Years ended December 31,
(Dollars in millions)201320122011
U.S.$ 941$ 442$ 1,011
Non-U.S.  489  501  712
Total$ 1,430$ 943$ 1,723
Schedule Of Components Of Income Tax Expense [Abstract]  
Schedule Of Components Of Income Tax Expense
INCOME TAX EXPENSE (BENEFIT)
(Dollars in millions)
 Years ended December 31,
 201320122011
Sempra Energy Consolidated      
Current:      
U.S. Federal$ (70)$ (36)$ 76
U.S. State  (5)  (6)  (3)
Non-U.S.  107  144  149
Total   32  102  222
Deferred:      
U.S. Federal  275  (63)  176
U.S. State  15  3  43
Non-U.S.  48  20  (45)
Total   338  (40)  174
Deferred investment tax credits  (4)  (3)  (2)
Total income tax expense$ 366$ 59$ 394
SDG&E      
Current:      
U.S. Federal$ 9$ (109)$ (59)
U.S. State  11  14  6
Total   20  (95)  (53)
Deferred:      
U.S. Federal  149  255  253
U.S. State  24  30  36
Total   173  285  289
Deferred investment tax credits  (2)  ―  1
Total income tax expense$ 191$ 190$ 237
SoCalGas      
Current:      
U.S. Federal$ 4$ (73)$ (6)
U.S. State  (5)  24  19
Total   (1)  (49)  13
Deferred:      
U.S. Federal  103  136  128
U.S. State  16  (6)  5
Total   119  130  133
Deferred investment tax credits  (2)  (2)  (3)
Total income tax expense$ 116$ 79$ 143
Schedule Of Components Of Deferred Tax Assets And Liabilities [Abstract]  
Schedule Of Components Of Deferred Tax Assets And Liabilities
DEFERRED INCOME TAXES FOR SEMPRA ENERGY CONSOLIDATED
(Dollars in millions)
 December 31,
 20132012
Deferred income tax liabilities:    
Differences in financial and tax bases of depreciable and amortizable assets$ 3,951$ 3,710
Regulatory balancing accounts  663  770
Unrealized revenue  15  3
Loss on reacquired debt  8  9
Property taxes  50  46
Difference in financial and tax bases of partnership interests  256  118
Other deferred income tax liabilities  72  55
Total deferred income tax liabilities  5,015  4,711
Deferred income tax assets:    
Tax credits  105  67
Equity losses  16  16
Net operating losses   2,023  1,898
Compensation-related items  128  156
Postretirement benefits  264  587
Other deferred income tax assets  14  90
State income taxes  30  58
Bad debt allowance  8  8
Litigation and other accruals not yet deductible  20  7
Deferred income tax assets before valuation allowances  2,608  2,887
Less: valuation allowances  96  128
Total deferred income tax assets  2,512  2,759
Net deferred income tax liability$ 2,503$ 1,952
Our policy is to show deferred income taxes of VIEs on a net basis, including valuation allowances. See table “Amounts Associated with Otay Mesa VIE” in Note 1 for further information.

DEFERRED INCOME TAXES FOR SDG&E AND SOCALGAS
(Dollars in millions)
 SDG&ESoCalGas
 December 31,December 31,
 2013201220132012
Deferred income tax liabilities:        
Differences in financial and tax bases of        
utility plant and other assets$ 2,040$ 1,947$ 1,045$ 938
Regulatory balancing accounts  411  344  265  439
Loss on reacquired debt  3  4  6  7
Property taxes  36  32  16  15
Other  25  22  ―  ―
Total deferred income tax liabilities  2,515  2,349  1,332  1,399
Deferred income tax assets:        
Net operating losses  440  446  65  34
Postretirement benefits  57  137  126  370
Tax credits  15  16  12  14
Compensation-related items  13  14  38  48
State income taxes  22  31  10  18
Litigation and other accruals not yet deductible  45  38  27  21
Hedging transaction  1  1  5  7
Other  4  4  11  9
Total deferred income tax assets   597  687  294  521
Net deferred income tax liability$ 1,918$ 1,662$ 1,038$ 878
Our policy is to show deferred income taxes of VIEs on a net basis, including valuation allowances. See table “Amounts Associated with Otay Mesa VIE” in Note 1 for further information.

NET DEFERRED INCOME TAX LIABILITY
(Dollars in millions)
 Sempra Energy    
 ConsolidatedSDG&ESoCalGas
 201320122013201220132012
Current (asset) liability$ (301)$ (148)$ (103)$ 26$ 45$ (3)
Noncurrent liability  2,804  2,100  2,021  1,636  993  881
Total$ 2,503$ 1,952$ 1,918$ 1,662$ 1,038$ 878
Income Tax Uncertainties [Abstract]  
Summary of Income Tax Contingencies
SUMMARY OF UNRECOGNIZED INCOME TAX BENEFITS
(Dollars in millions)
 Years ended December 31,
 201320122011
Sempra Energy Consolidated:      
Total$ 90$ 82$ 72
Of the total, amounts related to tax positions that,      
if recognized in future years, would      
decrease the effective tax rate$ (86)$ (81)$ (72)
increase the effective tax rate  19  16  7
SDG&E:      
Total$ 17$ 12$ 7
Of the total, amounts related to tax positions that,      
if recognized in future years, would      
decrease the effective tax rate$ (14)$ (12)$ (7)
increase the effective tax rate  11  12  7
SoCalGas:      
Total$ 13$ 5$ ―
Of the total, amounts related to tax positions that,      
if recognized in future years, would      
decrease the effective tax rate$ (13)$ (5)$ ―
increase the effective tax rate  8  4  ―

RECONCILIATION OF UNRECOGNIZED INCOME TAX BENEFITS
(Dollars in millions)
 201320122011
Sempra Energy Consolidated:      
Balance as of January 1 $ 82$ 72$ 97
Increase in prior period tax positions  26  2  7
Decrease in prior period tax positions  (24)  (1)  (26)
Increase in current period tax positions  7  10  3
Settlements with taxing authorities  (1)  (1)  (9)
Balance as of December 31 $ 90$ 82$ 72
SDG&E:      
Balance as of January 1 $ 12$ 7$ 5
Increase in prior period tax positions  7  1  ―
Decrease in prior period tax positions  (4)  ―  ―
Increase in current period tax positions  2  4  2
Balance as of December 31 $ 17$ 12$ 7
SoCalGas:      
Balance as of January 1 $ 5$ ―$ 8
Increase in prior period tax positions  4  ―  2
Increase in current period tax positions  5  5  ―
Settlements with taxing authorities  (1)  ―  (10)
Balance as of December 31 $ 13$ 5$ ―

INTEREST AND PENALTIES ASSOCIATED WITH UNRECOGNIZED INCOME TAX BENEFITS
(Dollars in millions)
 Interest and penalties Accrued interest and penalties
 Years ended December 31,  December 31,
 201320122011 20132012
Sempra Energy Consolidated:           
Interest expense (income)$ 1$ ―$ (3) $ 4$ 3
Penalties  ―  ―  (1)   3  3
SDG&E:           
Interest expense$ ―$ ―$ ― $ 1$ 1
SoCalGas:           
Interest (income) expense$ (1)$ ―$ (1) $ ―$ 1
Summary Of Positions For Which Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Abstract]  
Summary of Positions for which Significant Change in Unrecognized Tax Benefits is Reasonably Possible
POSSIBLE DECREASES IN UNRECOGNIZED INCOME TAX BENEFITS WITHIN 12 MONTHS
(Dollars in millions)
 At December 31,
 201320122011
Sempra Energy Consolidated:      
Expiration of statutes of limitations on tax assessments $ (7)$ (7)$ (7)
Potential resolution of audit issues with various      
U.S. federal, state and local and non-U.S. taxing authorities  (63)  (10)  ―
 $ (70)$ (17)$ (7)
SDG&E:      
Potential resolution of audit issues with various      
U.S. federal, state and local and non-U.S. taxing authorities$ (14)$ (5)$ ―
SoCalGas:      
Potential resolution of audit issues with various      
U.S. federal, state and local and non-U.S. taxing authorities$ (11)$ (4)$ ―