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CALIFORNIA UTILITIES' REGULATORY MATTERS - SCHEDULE OF REGULATORY AMOUNTS 3 (Details) (Southern California Gas Company [Member], USD $)
In Thousands, unless otherwise specified
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3 Months Ended |
9 Months Ended |
12 Months Ended |
36 Months Ended |
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Mar. 31, 2015
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Dec. 31, 2015
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Dec. 31, 2015
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2014
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| Impact Of 2010 Tax Act [Line Items] |
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| Increase Due To Bonus Depreciation Extension, Net Of Tax |
$ 1,400sre_IncreaseDueToBonusDepreciationExtensionNetOfTax |
$ 2,500sre_IncreaseDueToBonusDepreciationExtensionNetOfTax |
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$ 11,300sre_IncreaseDueToBonusDepreciationExtensionNetOfTax |
| Increase Due To Bonus Depreciation Extension, Before Tax |
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$ 6,600sre_IncreaseDueToBonusDepreciationExtensionBeforeTax |
$ 6,400sre_IncreaseDueToBonusDepreciationExtensionBeforeTax |
$ 6,300sre_IncreaseDueToBonusDepreciationExtensionBeforeTax |
$ 6,400sre_IncreaseDueToBonusDepreciationExtensionBeforeTax |
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First Quarter [Member]
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| Seasonal Factors [Line Items] |
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| Percentage Revenue Recognized Straight Line |
25.00%sre_PercentageRevenueRecognizedStraightLine
/ dei_LegalEntityAxis
= sre_SouthernCaliforniaGasCompanyMember
/ sre_ScheduleOfSeasonalFactorsAxis
= sre_FirstQuarterMember |
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| Percentage Revenue Recognized Seasonal |
34.00%sre_PercentageRevenueRecognizedSeasonal
/ dei_LegalEntityAxis
= sre_SouthernCaliforniaGasCompanyMember
/ sre_ScheduleOfSeasonalFactorsAxis
= sre_FirstQuarterMember |
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Second Quarter [Member]
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| Seasonal Factors [Line Items] |
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| Percentage Revenue Recognized Straight Line |
25.00%sre_PercentageRevenueRecognizedStraightLine
/ dei_LegalEntityAxis
= sre_SouthernCaliforniaGasCompanyMember
/ sre_ScheduleOfSeasonalFactorsAxis
= sre_SecondQuarterMember |
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| Percentage Revenue Recognized Seasonal |
21.00%sre_PercentageRevenueRecognizedSeasonal
/ dei_LegalEntityAxis
= sre_SouthernCaliforniaGasCompanyMember
/ sre_ScheduleOfSeasonalFactorsAxis
= sre_SecondQuarterMember |
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Third Quarter [Member]
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| Seasonal Factors [Line Items] |
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| Percentage Revenue Recognized Straight Line |
25.00%sre_PercentageRevenueRecognizedStraightLine
/ dei_LegalEntityAxis
= sre_SouthernCaliforniaGasCompanyMember
/ sre_ScheduleOfSeasonalFactorsAxis
= sre_ThirdQuarterMember |
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| Percentage Revenue Recognized Seasonal |
16.00%sre_PercentageRevenueRecognizedSeasonal
/ dei_LegalEntityAxis
= sre_SouthernCaliforniaGasCompanyMember
/ sre_ScheduleOfSeasonalFactorsAxis
= sre_ThirdQuarterMember |
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Fourth Quarter [Member]
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| Seasonal Factors [Line Items] |
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| Percentage Revenue Recognized Straight Line |
25.00%sre_PercentageRevenueRecognizedStraightLine
/ dei_LegalEntityAxis
= sre_SouthernCaliforniaGasCompanyMember
/ sre_ScheduleOfSeasonalFactorsAxis
= sre_FourthQuarterMember |
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| Percentage Revenue Recognized Seasonal |
29.00%sre_PercentageRevenueRecognizedSeasonal
/ dei_LegalEntityAxis
= sre_SouthernCaliforniaGasCompanyMember
/ sre_ScheduleOfSeasonalFactorsAxis
= sre_FourthQuarterMember |
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