Annual report pursuant to Section 13 and 15(d)

Debt of the Operating Partnership - Debt Maturities (Details)

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Debt of the Operating Partnership - Debt Maturities (Details) - Tanger Properties Limited Partnership [Member] - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Schedule of Maturities of Debt [Line Items]    
2019 $ 3,370  
2020 3,566  
2021 202,293  
2022 4,436  
2023 254,768  
Thereafter 1,262,346  
Subtotal 1,730,779 $ 1,780,562
Net discount and debt origination costs (17,861)  
Total debt $ 1,712,918 $ 1,763,651