Annual report pursuant to Section 13 and 15(d)

Debt of the Company (Details)

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Debt of the Company (Details) - Debt [Member] - USD ($)
Dec. 31, 2024
Apr. 30, 2024
Dec. 31, 2023
Tanger Properties Limited Partnership [Member] | Line of Credit [Member]      
Line of Credit Facility [Line Items]      
Maximum borrowing capacity $ 620,000,000.0 $ 520,000,000.0  
Tanger Factory Outlet Centers, Inc. [Member] | Line of Credit [Member]      
Line of Credit Facility [Line Items]      
Guarantor obligations, current carrying value 0   $ 13,000,000
Tanger Factory Outlet Centers, Inc. [Member] | Unsecured Term Loan [Member]      
Line of Credit Facility [Line Items]      
Guarantor obligations, current carrying value $ 325,000,000   $ 325,000,000