XML 12 R1.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2
Document and Entity Information
May 28, 2024
Document And Entity Information [Line Items]  
Amendment Flag false
Entity Central Index Key 0001032208
Document Type 8-K
Document Period End Date May 28, 2024
Entity Registrant Name Sempra
Entity Incorporation State Country Code CA
Entity File Number 1-14201
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
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Sempra Common Stock, without par value
Trading Symbol SRE
Security Exchange Name NYSE
Junior Notes [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Sempra 5.75% Junior Subordinated Notes Due 2079, $25 par value
Trading Symbol SREA
Security Exchange Name NYSE