Quarterly report pursuant to Section 13 or 15(d)

Debt Guaranteed by the Company (Details)

v3.19.3
Debt Guaranteed by the Company (Details) - Debt [Member] - USD ($)
Sep. 30, 2019
Dec. 31, 2018
Tanger Properties Limited Partnership [Member] | Line of Credit [Member]    
Line of Credit Facility [Line Items]    
Line of credit borrowing capacity $ 600,000,000.0  
Tanger Factory Outlet Centers, Inc. [Member] | Line of Credit [Member]    
Line of Credit Facility [Line Items]    
Guarantor obligation 4,100,000 $ 145,100,000
Tanger Factory Outlet Centers, Inc. [Member] | Unsecured Term Loan [Member]    
Line of Credit Facility [Line Items]    
Guarantor obligation $ 350,000,000 $ 350,000,000