v3.19.2
Cover
Sep. 26, 2019
Document Information [Line Items]  
Document Type 8-K
Document Period End Date Sep. 26, 2019
Entity File Number 1-14201
Entity Registrant Name SEMPRA ENERGY
Entity Incorporation, State or Country Code CA
Entity Tax Identification Number 33-0732627
Entity Address, Address Line One 488 8th Avenue
Entity Address, City or Town San Diego
Entity Address, State or Province CA
Entity Address, Postal Zip Code 92101
City Area Code (619)
Local Phone Number 696-2000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Entity Central Index Key 0001032208
Amendment Flag false
Common Stock [Member]  
Document Information [Line Items]  
Title of 12(b) Security Sempra Energy Common Stock, without par value
Trading Symbol SRE
Security Exchange Name NYSE
Convertible Preferred Stock Series A [Member]  
Document Information [Line Items]  
Title of 12(b) Security Sempra Energy 6% Mandatory Convertible Preferred Stock, Series A, $100 liquidation preference
Trading Symbol SREPRA
Security Exchange Name NYSE
Convertible Preferred Stock Series B [Member]  
Document Information [Line Items]  
Title of 12(b) Security Sempra Energy 6.75% Mandatory Convertible Preferred Stock, Series B, $100 liquidation preference
Trading Symbol SREPRB
Security Exchange Name NYSE
Sempra Energy 5.75% Junior Subordinated Notes Due 2079 [Member]  
Document Information [Line Items]  
Title of 12(b) Security Sempra Energy 5.75% Junior Subordinated Notes Due 2079, $25 par value
Trading Symbol SREA
Security Exchange Name NYSE
San Diego Gas and Electric Company  
Document Information [Line Items]  
Entity File Number 1-03779
Entity Registrant Name SAN DIEGO GAS & ELECTRIC COMPANY
Entity Incorporation, State or Country Code CA
Entity Tax Identification Number 95-1184800
Entity Address, Address Line One 8326 Century Park Court
Entity Address, City or Town San Diego
Entity Address, State or Province CA
Entity Address, Postal Zip Code 92123
City Area Code (619)
Local Phone Number 696-2000
Entity Emerging Growth Company false
Entity Central Index Key 0000086521
Southern California Gas Company  
Document Information [Line Items]  
Entity File Number 1-01402
Entity Registrant Name SOUTHERN CALIFORNIA GAS COMPANY
Entity Incorporation, State or Country Code CA
Entity Tax Identification Number 95-1240705
Entity Address, Address Line One 555 West Fifth Street
Entity Address, City or Town Los Angeles
Entity Address, State or Province CA
Entity Address, Postal Zip Code 90013
City Area Code (213)
Local Phone Number 244-1200
Entity Emerging Growth Company false
Entity Central Index Key 0000092108