v2.4.1.9

OTHER FINANCIAL DATA - TRANSACTIONS WITH AFFILIATES 2 (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Dec. 31, 2014
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Due from affiliate, noncurrent | $ 200 us-gaap_DueFromRelatedPartiesNoncurrent | [1] | $ 226 us-gaap_DueFromRelatedPartiesNoncurrent | [1]
Joint venture with PEMEX [Member] |  |  |  |
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Interest rate on due from affiliate, noncurrent | 4.67%us-gaap_RelatedPartyTransactionRate / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_JointVentureWithPemexMember |  |  |
PEMEX Four year loan C [Member] |  |  |  |
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Due from affiliate, noncurrent | 8 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_PemexFourYearLoanCMember | [1],[2] | 8 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_PemexFourYearLoanCMember | [1],[2]
PEMEX Three year loan A [Member] |  |  |  |
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Due from affiliate, noncurrent | 44 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_PemexThreeYearLoanAMember | [1],[2] | 44 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_PemexThreeYearLoanAMember | [1],[2]
PEMEX Four year loan B [Member] |  |  |  |
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Due from affiliate, noncurrent | 33 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_PemexFourYearLoanBMember | [1],[2] | 33 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_PemexFourYearLoanBMember | [1],[2]
PEMEX Four year loan A [Member] |  |  |  |
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Due from affiliate, noncurrent | 41 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_PemexFourYearLoanAMember | [1],[2] | 40 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_PemexFourYearLoanAMember | [1],[2]
ESJ joint venture [Member] |  |  |  |
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Due from affiliate, noncurrent | 23 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_EsjJointVentureMember | [1],[3] | 22 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_EsjJointVentureMember | [1],[3]
Interest rate on due from affiliate, noncurrent | 6.55%us-gaap_RelatedPartyTransactionRate / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_EsjJointVentureMember |  |  |
Eletrans [Member] |  |  |  |
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Due from affiliate, noncurrent | 46 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_EletransMember | [1],[4] | 41 us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_EletransMember | [1],[4]
Interest rate on due from affiliate, noncurrent | 4.00%us-gaap_RelatedPartyTransactionRate / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_EletransMember |  |  |
Affiliate Of Investee [Member] |  |  |  |
Transactions With Affiliates Disclosure [Line Items] |  |  |  |
Due From Joint Ventures Noncurrent | $ 5 us-gaap_DueFromJointVenturesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_AffiliateOfInvesteeMember | [1],[5] | $ 38 us-gaap_DueFromJointVenturesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sre_AffiliateOfInvesteeMember | [1],[5]
[1] | Amounts include principal balances plus accumulated interest outstanding.
[2] | U.S. dollar-denominated loan, at a variable interest rate based on a 30-day LIBOR plus 450 basis points (4.67 percent at March 31, 2015), to finance the Los Ramones Norte pipeline project.
[3] | U.S. dollar-denominated loan, at a variable interest rate based on a 30-day LIBOR plus 637.5 basis points (6.55 percent at March 31, 2015), to finance the first phase of the Energía Sierra Juárez wind project.
[4] | U.S. dollar-denominated loan, at a fixed interest rate with no stated maturity date, to provide project financing for the construction of transmission lines at Eletrans S.A., an affiliate of Chilquinta Energía.
[5] | Amounts represent accounts receivable from various Sempra Renewables and Sempra Mexico joint venture investments.

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