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USD ($)
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1/1/2010 - 3/31/2010
USD ($)
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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
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1/1/2011 - 3/31/2011
USD ($)
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1/1/2010 - 3/31/2010
USD ($)
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1/1/2010 - 3/31/2010
USD ($)
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1/1/2010 - 3/31/2010
USD ($)
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1/1/2011 - 3/31/2011
USD ($)
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USD ($)
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1/1/2011 - 3/31/2011
USD ($)
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USD ($)
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 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
 -Article 5

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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
 -Article 5

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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
 -Article 5

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1/1/2011 - 3/31/2011
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1/1/2010 - 3/31/2010
USD ($)
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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
 -Article 5

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1/1/2011 - 3/31/2011
USD ($)

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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
 -Article 5

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1/1/2011 - 3/31/2011
USD ($)

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1/1/2010 - 3/31/2010
USD ($)

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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
 -Article 5

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1/1/2011 - 3/31/2011
USD ($)

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1/1/2010 - 3/31/2010
USD ($)

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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 7
 -Article 5

</ElementReferences><IsTotalLabel>false</IsTotalLabel><IsEPS>false</IsEPS><Label>Other income (expense), net</Label></Row></Rows><Footnotes><Footnote><NoteId>1</NoteId><Note>Sempra Energy Consolidated includes Otay Mesa VIE and additional instruments.</Note></Footnote><Footnote><NoteId>2</NoteId><Note>Represents investment gains on dedicated assets in support of our executive retirement and deferred compensation plans. These amounts are partially offset by corresponding changes in compensation expense related to the plans.</Note></Footnote><Footnote><NoteId>3</NoteId><Note>Related to Otay Mesa VIE. </Note></Footnote></Footnotes><NumberOfCols>2</NumberOfCols><NumberOfRows>50</NumberOfRows><ReportName>OTHER FINANCIAL DATA - OTHER INCOME (Details) (USD $)</ReportName><MonetaryRoundingLevel>Millions</MonetaryRoundingLevel><SharesRoundingLevel>UnKnown</SharesRoundingLevel><PerShareRoundingLevel>UnKnown</PerShareRoundingLevel><ExchangeRateRoundingLevel>UnKnown</ExchangeRateRoundingLevel><HasCustomUnits>false</HasCustomUnits><SharesShouldBeRounded>true</SharesShouldBeRounded></InstanceReport>
