Disposal Group, Including Discontinued Operation, Long-term Debt, Current Maturities

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Disposal Group, Including Discontinued Operation, Long-term Debt, Excluding Current maturities

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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

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

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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.

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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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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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The cash inflow from amounts received from a long-term debt instrument secured by a first mortgage deed of trust, containing a pledge of real property. The lender has the highest claim on the property in case of default.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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DEBT AND CREDIT FACILITIES - LONG TERM DEBT (Details) - USD ($) $ in Millions				1 Months Ended
	May 17, 2018	May 15, 2018	Jan. 12, 2018	Jun. 30, 2018	Jan. 31, 2018
Debt Instrument [Line Items]
Repayments of debt			$ 800		$ 800
Sempra Texas Holdings Corp [Member]
Debt Instrument [Line Items]
Proceeds from issuance of debt			4,900
Debt discount and debt issuance costs			68
Sempra Texas Holdings Corp [Member] \| Floating Rate Notes due 2019 [Member]
Debt Instrument [Line Items]
Debt amount offered and sold			500
Sempra Texas Holdings Corp [Member] \| Floating Rate Notes due 2021 [Member]
Debt Instrument [Line Items]
Debt amount offered and sold			700
Sempra Texas Holdings Corp [Member] \| 2.400% Senior Notes due 2020 [Member]
Debt Instrument [Line Items]
Debt amount offered and sold			$ 500
Stated rate of debt offered and sold			2.40%
Sempra Texas Holdings Corp [Member] \| 2.900% Senior Notes due 2023 [Member]
Debt Instrument [Line Items]
Debt amount offered and sold			$ 500
Stated rate of debt offered and sold			2.90%
Sempra Texas Holdings Corp [Member] \| 3.400% Senior Notes due 2028 [Member]
Debt Instrument [Line Items]
Debt amount offered and sold			$ 1,000
Stated rate of debt offered and sold			3.40%
Sempra Texas Holdings Corp [Member] \| 3.800% Senior Notes due 2038 [Member]
Debt Instrument [Line Items]
Debt amount offered and sold			$ 1,000
Stated rate of debt offered and sold			3.80%
Sempra Texas Holdings Corp [Member] \| 4.000% Senior Notes due 2048 [Member]
Debt Instrument [Line Items]
Debt amount offered and sold			$ 800
Stated rate of debt offered and sold			4.00%
Sempra Texas Holdings Corp [Member] \| LIBOR [Member] \| Floating Rate Notes due 2019 [Member]
Debt Instrument [Line Items]
Spread on variable rate			25.00%
Sempra Texas Holdings Corp [Member] \| LIBOR [Member] \| Floating Rate Notes due 2021 [Member]
Debt Instrument [Line Items]
Spread on variable rate			50.00%
San Diego Gas and Electric Company [Member] \| 4.15% First Mortgage Bonds Due 2048 [Member]
Debt Instrument [Line Items]
Proceeds from issuance of first mortgage bonds	$ 400
Stated rate of debt offered and sold	4.15%
Southern California Gas Company [Member] \| 4.125% First Mortgage Bonds Due 2048 [Member]
Debt Instrument [Line Items]
Proceeds from issuance of first mortgage bonds		$ 400
Stated rate of debt offered and sold		4.125%
Sempra South American Utilities [Member] \| 4.32% Bank Loans Due 2021 [Member]
Debt Instrument [Line Items]
Stated rate of debt offered and sold				4.32%
Proceeds from bank loans				$ 22
Disposal Group Held-for-sale [Member] \| Sempra Renewables [Member]
Debt Instrument [Line Items]
Long-term debt				63
Current portion of long-term debt				$ 7