Rental Property Acquisitions - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Real Estate Properties [Line Items]
Acquisition of real estate assets	$ 0	$ 164,190
Tanger Properties Limited Partnership
Real Estate Properties [Line Items]
Acquisition of real estate assets	$ 0	$ 164,190
Kansas City Outlets \| Mortgages \| Tanger Properties Limited Partnership
Real Estate Properties [Line Items]
Effective rate (percent)	6.00%

The average effective interest rate during the reporting period.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
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The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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