Quarterly report pursuant to Section 13 or 15(d)

Debt Guaranteed by the Company (Details)

v3.21.2
Debt Guaranteed by the Company (Details) - Debt [Member] - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Tanger Properties Limited Partnership [Member] | Line of Credit [Member]    
Line of Credit Facility [Line Items]    
Line of credit borrowing capacity $ 600,000  
Tanger Factory Outlet Centers, Inc. [Member] | Line of Credit [Member]    
Line of Credit Facility [Line Items]    
Unsecured term loan 0 $ 0
Tanger Factory Outlet Centers, Inc. [Member] | Unsecured Term Loan [Member]    
Line of Credit Facility [Line Items]    
Unsecured term loan $ 300,000 $ 350,000