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This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. false2Segment Reporting Information, Intersegment Revenue1Derived from audited financial statements.2After preferred dividends.3Revenues for reportable segments include intersegment revenues of: $2 million, $16 million, $23 million and $56 million for the three months ended June 30, 2013; $4 million, $31 million, $45 million and $115 million for the six months ended June 30, 2013; $1 million, $16 million, $37 million and $34 million for the three months ended June 30, 2012; and $3 million, $31 million, $83 million and $71 million for the six months ended June 30, 2012 for SDG&E, SoCalGas, Sempra Mexico and Sempra Natural Gas, respectively. falseSEGMENT INFORMATION (Details) (USD $)MillionsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.sempra.com/role/DisclosureSEGMENTINFORMATIONDetails5156