Annual report pursuant to Section 13 and 15(d)

Supplementary Income Statement Information (Details)

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Supplementary Income Statement Information (Details) - Tanger Factory Outlet Centers, Inc. [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Advertising and promotion $ 20,435 $ 26,022 $ 27,066
Common area maintenance 56,226 70,472 73,367
Real estate taxes 32,762 33,430 32,836
Other operating expenses 27,712 27,810 27,188
Operating Costs and Expenses $ 137,135 $ 157,734 $ 160,457