v2.4.1.9

DEBT AND CREDIT FACILITIES (Details) (USD $) In Millions, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014
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Line Of Credit Facility, Sempra Energy Consolidated [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | $ 4,100 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraEnergyConsolidatedMember |
Committed lines of credit, remaining borrowing capacity | 3,300 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraEnergyConsolidatedMember |
Weighted average interest rate on total short-term debt outstanding | 0.72%us-gaap_ShortTermDebtWeightedAverageInterestRate / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraEnergyConsolidatedMember | 0.70%us-gaap_ShortTermDebtWeightedAverageInterestRate / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraEnergyConsolidatedMember
Line Of Credit Facility, Sempra Energy [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | 1,067 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraEnergyMember |
Committed lines of credit, maximum ratio of indebtedness to total capitalization | 65.00%sre_LineOfCreditFacilityMaximumRatioOfIndebtednessToTotalCapitalization / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraEnergyMember |
Committed lines of credit, capacity for issuance of letters of credit | 635 sre_LineOfCreditFacilityLettersOfCreditCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraEnergyMember |
Committed lines of credit, outstanding borrowings | 0 us-gaap_LineOfCredit / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraEnergyMember |
Line Of Credit Facility, Sempra Global [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | 2,189 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraGlobalMember |
Committed lines of credit, maximum ratio of indebtedness to total capitalization | 65.00%sre_LineOfCreditFacilityMaximumRatioOfIndebtednessToTotalCapitalization / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraGlobalMember |
Outstanding commercial paper supported by committed lines of credit | 731 us-gaap_CommercialPaper / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySempraGlobalMember |
Line Of Credit Facility, S D G E [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | 658 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySDGEMember |
Committed lines of credit, maximum ratio of indebtedness to total capitalization | 65.00%sre_LineOfCreditFacilityMaximumRatioOfIndebtednessToTotalCapitalization / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySDGEMember |
Committed lines of credit, remaining borrowing capacity | 558 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySDGEMember |
Outstanding commercial paper supported by committed lines of credit | 100 us-gaap_CommercialPaper / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySDGEMember |
Weighted average interest rate on total short-term debt outstanding |  | 0.27%us-gaap_ShortTermDebtWeightedAverageInterestRate / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySDGEMember
Weighted Average Interest Rate On Commercial Paper, Noncurrent | 0.40%sre_WeightedAverageInterestRateOnCommercialPaperNoncurrent / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySDGEMember |
Line Of Credit Facility, So Cal Gas [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | 658 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySoCalGasMember |
Committed lines of credit, maximum ratio of indebtedness to total capitalization | 65.00%sre_LineOfCreditFacilityMaximumRatioOfIndebtednessToTotalCapitalization / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySoCalGasMember |
Committed lines of credit, remaining borrowing capacity | 658 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySoCalGasMember |
Outstanding letters of credit | 0 us-gaap_LettersOfCreditOutstandingAmount / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySoCalGasMember |
Weighted average interest rate on total short-term debt outstanding |  | 0.25%us-gaap_ShortTermDebtWeightedAverageInterestRate / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySoCalGasMember
Line Of Credit Facility, California Utilities Combined [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | 877 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilityCaliforniaUtilitiesCombinedMember |
Committed lines of credit, capacity for issuance of letters of credit | 300 sre_LineOfCreditFacilityLettersOfCreditCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilityCaliforniaUtilitiesCombinedMember |
Line Of Credit Facility, South American Utilities And Mexico [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | 843 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySouthAmericanUtilitiesAndMexicoMember |
Committed lines of credit, remaining borrowing capacity | 648 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilitySouthAmericanUtilitiesAndMexicoMember |
Line Of Credit Facility, IEnova Santander [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | 200 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilityIenovaSantanderMember |
Committed lines of credit, remaining borrowing capacity | 150 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilityIenovaSantanderMember |
Committed lines of credit, outstanding borrowings | 50 us-gaap_LineOfCredit / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilityIenovaSantanderMember |
Line Of Credit Facility, IEnova Sumitomo [Member] |  |
Line of Credit Facility [Line Items] |  |
Committed lines of credit, maximum borrowing capacity | 100 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilityIenovaSumitomoMember |
Committed lines of credit, remaining borrowing capacity | 75 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilityIenovaSumitomoMember |
Committed lines of credit, outstanding borrowings | $ 25 us-gaap_LineOfCredit / us-gaap_LineOfCreditFacilityAxis = sre_LineOfCreditFacilityIenovaSumitomoMember |

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- Definition Committed lines of credit, capacity for issuance of letters of credit. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Committed lines of credit, maximum ratio of indebtedness to total capitalization. + References No definition available. + Details
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Namespace Prefix: | sre_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Weighted average interest rate on commercial paper, noncurrent. + References No definition available. + Details
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Balance Type: | na
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- Definition Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(2)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Subparagraph a(3) -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 13 -Subparagraph 2 -Article 9 + Details
Name: | us-gaap_CommercialPaper
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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Balance Type: | credit
Period Type: | instant

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- Definition Weighted average interest rate of short-term debt outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Subparagraph b -Article 5 + Details
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