v3.8.0.1

DEBT AND CREDIT FACILITIES - LONG TERM DEBT (Details) - USD ($) $ in Millions |  | 1 Months Ended
--- | --- | ---
Jan. 12, 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% |

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- 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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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of unamortized debt discount (premium) and debt issuance costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 + Details
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