v3.19.2
COVER
Aug. 23, 2019
Document Information [Line Items]  
Document Type 8-K
Document Period End Date Aug. 23, 2019
Entity Registrant Name SEMPRA ENERGY
Entity File Number 1-14201
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