v3.8.0.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2018
May 04, 2018
Entity Registrant Name REGENCY CENTERS CORP  
Entity Central Index Key 0000910606  
Document Type 10-Q  
Document Period End Date Mar. 31, 2018  
Amendment Flag false  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q1  
Entity Well-known Seasoned Issuer Yes  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   169,410,491
Partnership Interest [Member]    
Entity Registrant Name REGENCY CENTERS LP  
Entity Central Index Key 0001066247  
Entity Filer Category Accelerated Filer