Business (Details) ft² in Thousands	Sep. 30, 2025 ft² outletCenter store brand shares
Entity Information [Line Items]
Number of operating partnership units owned by the company (in shares) | shares	115,115,168
Exchange ratio of Partnership Units for common shares	1
Managed Center
Entity Information [Line Items]
Number of outlet centers	1
Total gross leaseable area of outlet centers (in square feet) | ft²	457
Tanger Properties Limited Partnership | Class A
Entity Information [Line Items]
Number of operating partnership units owned by operating partnership and other limited partners (in shares) | shares	4,662,904
Properties Owned
Entity Information [Line Items]
Total gross leaseable area of outlet centers (in square feet) | ft²	14,000
Percentage occupied (percent)	97.40%
Number of stores | store	2,600
Number of store brands | brand	750
Properties Owned | Outlet Center
Entity Information [Line Items]
Number of outlet centers	31
Properties Owned | Open-Air Lifestyle Center
Entity Information [Line Items]
Number of outlet centers	3
Joint venture property
Entity Information [Line Items]
Number of outlet centers	34
Joint venture property | Under Construction
Entity Information [Line Items]
Number of outlet centers	1
Unconsolidated Properties
Entity Information [Line Items]
Number of outlet centers	6
Total gross leaseable area of outlet centers (in square feet) | ft²	2,100
Unconsolidated Properties | Canada
Entity Information [Line Items]
Number of outlet centers	2