Quarterly report pursuant to Section 13 or 15(d)

Debt Guaranteed by the Company (Details)

v3.10.0.1
Debt Guaranteed by the Company (Details) - Debt [Member] - USD ($)
Jun. 30, 2018
Jan. 31, 2018
Dec. 31, 2017
Tanger Properties Limited Partnership [Member] | Line of Credit [Member]      
Line of Credit Facility [Line Items]      
Line of credit, Maximum borrowing capacity $ 600,000,000 $ 600,000,000 $ 520,000,000
Tanger Factory Outlet Centers, Inc. [Member] | Line of Credit [Member]      
Line of Credit Facility [Line Items]      
Guarantor obligation 223,700,000   208,100,000
Tanger Factory Outlet Centers, Inc. [Member] | Unsecured Term Loan [Member]      
Line of Credit Facility [Line Items]      
Guarantor obligation $ 325,000,000   $ 325,000,000