Document and Entity Information	3 Months Ended
	Mar. 31, 2012	Apr. 30, 2012
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q1
Entity Registrant Name	REGENCY CENTERS CORP
Entity Central Index Key	0000910606
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		89,930,097
Partnership Interest [Member]
Entity Registrant Name	REGENCY CENTERS LP
Entity Central Index Key	0001066247
Entity Filer Category	Accelerated Filer