v3.6.0.2

COMMITMENTS AND CONTINGENCIES - SITE CONTINGENCY (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2016 USD ($)
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | $ 28
Accrual for environmental loss contingencies, current | 8
Accrual for environmental loss contingencies, noncurrent | 20
Manufactured Gas Sites [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 23
Waste Disposal Sites [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 4
Former Fossil Fueled Power Plants [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 1
San Diego Gas and Electric Company [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 2
Accrual for environmental loss contingencies, current | 1
Accrual for environmental loss contingencies, noncurrent | 1
Estimated SONGS mitigation costs, recoverable in rates | 89
SONGS mitigation costs incurred | 43
SONGS mitigation costs remaining | $ 46
San Diego Gas and Electric Company [Member] | Manufactured Gas Sites [Member] |
Site Contingency [Line Items] |
Site Contingency, Sites Completed | 3
Site Contingency, Sites In Process | 0
Accrual for environmental loss contingencies | $ 0
San Diego Gas and Electric Company [Member] | Waste Disposal Sites [Member] |
Site Contingency [Line Items] |
Site Contingency, Sites Completed | 2
Site Contingency, Sites In Process | 1
Accrual for environmental loss contingencies | $ 1
San Diego Gas and Electric Company [Member] | Former Fossil Fueled Power Plants [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 1
San Diego Gas and Electric Company [Member] | California Coastal Reef Expansion [Member] |
Site Contingency [Line Items] |
SONGS mitigation costs remaining | 7
Southern California Gas Company [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 25
Accrual for environmental loss contingencies, current | 7
Accrual for environmental loss contingencies, noncurrent | $ 18
Southern California Gas Company [Member] | Manufactured Gas Sites [Member] |
Site Contingency [Line Items] |
Site Contingency, Sites Completed | 39
Site Contingency, Sites In Process | 3
Accrual for environmental loss contingencies | $ 23
Southern California Gas Company [Member] | Waste Disposal Sites [Member] |
Site Contingency [Line Items] |
Site Contingency, Sites Completed | 5
Site Contingency, Sites In Process | 2
Accrual for environmental loss contingencies | $ 2
Southern California Gas Company [Member] | Former Fossil Fueled Power Plants [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 0
Other Sempra Energy [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 1
Other Sempra Energy [Member] | Manufactured Gas Sites [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 0
Other Sempra Energy [Member] | Waste Disposal Sites [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | 1
Other Sempra Energy [Member] | Former Fossil Fueled Power Plants [Member] |
Site Contingency [Line Items] |
Accrual for environmental loss contingencies | $ 0

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- Definition Undiscounted amount of the accrual for environmental loss contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.Y.Q1) -URI http://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section Y -Paragraph Question 1 + Details
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- Definition Total anticipated costs associated with remediation, site restoration, postclosure, monitoring commitments, or other exit costs that may occur on the sale, disposal, or abandonment of a particular property resulting from unanticipated contamination of the assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.Y.Q4) -URI http://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section Y -Paragraph Question 4 + Details
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