v2.4.0.6
DOCUMENT AND ENTITY INFORMATION (USD $)
In Billions, except Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2009
Document and Entity Information  
Document Type 10-K
Document Period End Date Dec. 31, 2009
Amendment Flag false
Entity Registrant Name Sempra Energy
Entity Central Index Key 0001032208
Current Fiscal Year End Date --12-31
Entity Well Known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Large Accelerated Filer
Entity Public Float $ 12.1
Entity Common Shares Outstanding 247,003,443