v2.4.0.8
DOCUMENT AND ENTITY INFORMATION
3 Months Ended
Sep. 30, 2014
Oct. 31, 2014
Document and Entity Information [Abstract]    
Entity Registrant Name Sempra Energy  
Document Type 10-Q  
Document Period End Date Sep. 30, 2014  
Amendment Flag false  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q3  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Shares Outstanding   246,218,250
Entity Central Index Key 0001032208