v3.6.0.2

DEBT AND CREDIT FACILITIES - FIRST MORTGAGE BONDS (Details) - USD ($) $ in Millions | 1 Months Ended |  |  |
--- | --- | --- | --- | ---
May 31, 2016 | Dec. 31, 2016 | Jun. 30, 2016 | Dec. 31, 2015
Parent Company [Member] |  |  |  |
First Mortgage Bonds [Line Items] |  |  |  |
Gross long-term debt |  | $ 5,734 |  | $ 5,984
San Diego Gas and Electric Company [Member] |  |  |  |
First Mortgage Bonds [Line Items] |  |  |  |
First mortgage bonds available for future issuance |  | 4,500 |  |
Gross long-term debt |  | 4,349 |  | 3,989
San Diego Gas and Electric Company [Member] | First Mortgage Bonds Due May 2026 [Member] |  |  |  |
First Mortgage Bonds [Line Items] |  |  |  |
Gross long-term debt | $ 500 | $ 500 |  | 0
Stated percentage rate | 2.50% | 2.50% |  |
San Diego Gas and Electric Company [Member] | Industrial Development Bonds Due 2027 [Member] |  |  |  |
First Mortgage Bonds [Line Items] |  |  |  |
Stated percentage rate | 5.00% |  |  |
Repayments of debt | $ 105 |  |  |
San Diego Gas and Electric Company [Member] | First Mortgage Bonds, Due June 2026 [Member] |  |  |  |
First Mortgage Bonds [Line Items] |  |  |  |
Gross long-term debt |  | $ 250 |  | 250
Stated percentage rate |  | 6.00% |  |
Southern California Gas Company [Member] |  |  |  |
First Mortgage Bonds [Line Items] |  |  |  |
First mortgage bonds available for future issuance |  | $ 700 |  |
Gross long-term debt |  | 3,000 |  | 2,500
Southern California Gas Company [Member] | First Mortgage Bonds Due May 2026 [Member] |  |  |  |
First Mortgage Bonds [Line Items] |  |  |  |
Stated percentage rate |  |  | 2.60% |
Southern California Gas Company [Member] | First Mortgage Bonds, Due June 2026 [Member] |  |  |  |
First Mortgage Bonds [Line Items] |  |  |  |
Gross long-term debt |  | $ 500 | $ 500 | $ 0
Stated percentage rate |  | 2.60% |  |

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- Definition Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer. + 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 SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 + 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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