First mortgage bonds amount available for future issuance.

No definition available.

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Namespace Prefix:	sre_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- 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.

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

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- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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Balance Type:
Period Type:

- Details

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DEBT AND CREDIT FACILITIES - FIRST MORTGAGE BONDS (Details) - USD ($) $ in Millions	1 Months Ended
	Nov. 30, 2022	Mar. 31, 2022	Dec. 31, 2022
San Diego Gas and Electric Company
Debt Instrument [Line Items]
First mortgage bonds available for future issuance			$ 7,800
San Diego Gas and Electric Company \| Three Point Zero Percent Senior Unsecured Notes
Debt Instrument [Line Items]
Debt amount		$ 500
Stated percentage rate		3.00%
Proceeds from issuance of debt		$ 494
Underwriting discounts and debt issuance costs		6
San Diego Gas and Electric Company \| Three Point Seven Percent Senior Unsecured Notes
Debt Instrument [Line Items]
Debt amount		$ 500
Stated percentage rate		3.70%
Proceeds from issuance of debt		$ 492
Underwriting discounts and debt issuance costs		$ 8
Term of contract		364 days
SoCalGas
Debt Instrument [Line Items]
First mortgage bonds available for future issuance			$ 1,900
SoCalGas \| Six Point Three Five Percent Senior Unsecured Notes
Debt Instrument [Line Items]
Debt amount	$ 600
Stated percentage rate	6.35%
Proceeds from issuance of debt	$ 592
Underwriting discounts and debt issuance costs	$ 8