Partners' Equity of the Operating Partnership (Details) (Tanger Properties Limited Partnership)	Jun. 30, 2011	Dec. 31, 2010
Tanger Properties Limited Partnership
Schedule of Partners' Equity of the Operating Partnership [Line Items]
General Partners' Capital Account, Units Outstanding	237,000	237,000
Limited Partners' Capital Account, Units Outstanding	23,125,323	23,045,322
Partners' Capital Account, Units	23,362,323	23,282,322