Power Purchase Agreement, Term

No definition available.

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- Definition

The increase during the period in capital lease obligations due to entering into new capital leases.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

+ Details

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

+ Details

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- 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

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DEBT AND CREDIT FACILITIES - OTHER LONG-TERM DEBT (Details) - USD ($)			1 Months Ended	12 Months Ended
	Oct. 13, 2017	Dec. 14, 2016	Jun. 30, 2017	Dec. 31, 2015	Jan. 31, 2018	Dec. 31, 2017	Oct. 30, 2017	Feb. 28, 2017	Dec. 31, 2016
Sempra Energy [Member] \| Other Long-term Debt, Due October 2019 [Member]
Debt Instrument [Line Items]
Gross long-term debt						$ 500,000,000			$ 500,000,000
Stated percentage rate						1.625%
Sempra Energy [Member] \| Other Long Term Debt, Variable Rate Notes Due March 2021 [Member]
Debt Instrument [Line Items]
Gross long-term debt						$ 850,000,000	$ 850,000,000		0
Sempra Energy [Member] \| Other Long Term Debt, Variable Rate Notes Due March 2021 [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Variable percentage rate	0.45%
Sempra Energy [Member] \| Fixed Rate Notes Maturing in 2027 [Member]
Debt Instrument [Line Items]
Stated percentage rate			3.25%
Debt amount			$ 750,000,000
San Diego Gas and Electric Company [Member]
Debt Instrument [Line Items]
Gross long-term debt						$ 4,573,000,000			4,349,000,000
Luz Del Sur [Member] \| South America Utilities [Member] \| Corporate Bonds Maturing in 2023 [Member]
Debt Instrument [Line Items]
Stated percentage rate								6.375%
Debt amount								$ 50,000,000
Luz Del Sur [Member] \| South America Utilities [Member] \| Corporate Bonds Maturing in 2027 [Member]
Debt Instrument [Line Items]
Stated percentage rate						5.9375%
Debt amount						$ 50,000,000
IEnova [Member] \| Sempra Mexico [Member] \| Ventika [Member]
Debt Instrument [Line Items]
Power purchase agreement term		20 years
Sempra Mexico [Member] \| Other Long Term Debt, Payable Currently Through March 2032 [Member]
Debt Instrument [Line Items]
Gross long-term debt						$ 468,000,000			481,000,000
Stated percentage rate						6.67%
Sempra Mexico [Member] \| Other Long-term Debt, Currently Through January 2028 [Member]
Debt Instrument [Line Items]
Gross long-term debt						$ 300,000,000			0
Stated percentage rate						3.75%
Sempra Mexico [Member] \| Other Long-term Debt, Currently Through January 2048 [Member]
Debt Instrument [Line Items]
Gross long-term debt						$ 540,000,000			$ 0
Stated percentage rate						4.875%
Subsequent Event [Member] \| Sempra Energy [Member] \| Fixed and Variable Rate Notes [Member]
Debt Instrument [Line Items]
Gross long-term debt					$ 5,000,000,000
Peaker Plant Facility [Member] \| San Diego Gas and Electric Company [Member]
Debt Instrument [Line Items]
Power purchase agreement term				25 years
Capital lease obligations incurred			$ 500,000,000