Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v2.3.0.15
Document And Entity Information
9 Months Ended
Sep. 30, 2011
Oct. 28, 2011
Document And Entity Information [Abstract]    
Entity Registrant Name SOVRAN SELF STORAGE INC  
Entity Central Index Key 0000944314  
Document Type 10-Q  
Document Period End Date Sep. 30, 2011
Amendment Flag false  
Document Fiscal Year Focus 2011  
Document Fiscal Period Focus Q3  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   27,854,921