XML 139 R88.htm IDEA: XBRL DOCUMENT
v3.24.0.1

REGULATORY MATTERS - FERC Rate Matters (Details) - SDG&E | 1 Months Ended
--- | ---
Oct. 31, 2019
Public Utilities, General Disclosures [Line Items] |
Minimum common equity ratio (as a percent) | 10.60%
FERC requirement to maintain common equity ratio at or above, base (as a percent) | 10.10%
FERC requirement, additional basis spread | 0.50%

X
- Definition FERC Requirement To Maintain Common Equity Ratio At Or Above + References No definition available. + Details
Name: | sre_FERCRequirementToMaintainCommonEquityRatioAtOrAbove
Namespace Prefix: | sre_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition FERC Requirement To Maintain Common Equity Ratio At Or Above, Additional Basis Spread + References No definition available. + Details
Name: | sre_FERCRequirementToMaintainCommonEquityRatioAtOrAboveAdditionalBasisSpread
Namespace Prefix: | sre_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition FERC Requirement To Maintain Common Equity Ratio At Or Above, Base + References No definition available. + Details
Name: | sre_FERCRequirementToMaintainCommonEquityRatioAtOrAboveBase
Namespace Prefix: | sre_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_PublicUtilitiesGeneralDisclosuresLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=sre_SanDiegoGasAndElectricCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |