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v3.21.1

Partners' Equity of the Operating Partnership (Details) - shares | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
General and Limited Partners' Capital Account, Units [Roll Forward] |  |
Issuance of shares (in shares/units) | 6,867,078 | 0
Tanger Properties Limited Partnership [Member] |  |
General and Limited Partners' Capital Account, Units [Roll Forward] |  |
General partner (in units) | 1,000,000 |
Grant of restricted common shares awards, net of forfeitures (in units) | 469,675 | 241,038
Units withheld for employee income taxes (in units) | (111,977) | (56,597)
General partner (in units) | 1,100,000 |
Tanger Properties Limited Partnership [Member] | General partner [Member] |  |
General and Limited Partners' Capital Account, Units [Roll Forward] |  |
General partner (in units) | 1,000,000 | 1,000,000
Grant of restricted common shares awards, net of forfeitures (in units) | 0 | 0
Issuance of shares (in shares/units) | 100,000 |
Units withheld for employee income taxes (in units) | 0 | 0
General partner (in units) | 1,100,000 | 1,000,000
Tanger Properties Limited Partnership [Member] | Class A Limited Partnership Units [Member] |  |
General and Limited Partners' Capital Account, Units [Roll Forward] |  |
Limited partners (in units) | 4,794,643 | 4,911,173
Grant of restricted common shares awards, net of forfeitures (in units) | 0 | 0
Issuance of shares (in shares/units) | 0 |
Units withheld for employee income taxes (in units) | 0 | 0
Limited partners (in units) | 4,794,643 | 4,911,173
Tanger Properties Limited Partnership [Member] | Class B Limited Partnership Units [Member] |  |
General and Limited Partners' Capital Account, Units [Roll Forward] |  |
Limited partners (in units) | 92,569,801 | 91,892,260
Grant of restricted common shares awards, net of forfeitures (in units) | 469,675 | 241,038
Issuance of shares (in shares/units) | 6,767,078 |
Units withheld for employee income taxes (in units) | (111,977) | (56,597)
Limited partners (in units) | 99,694,577 | 92,076,701
Tanger Properties Limited Partnership [Member] | Limited partners [Member] |  |
General and Limited Partners' Capital Account, Units [Roll Forward] |  |
Limited partners (in units) | 97,364,444 | 96,803,433
Grant of restricted common shares awards, net of forfeitures (in units) | 469,675 | 241,038
Issuance of shares (in shares/units) | 6,767,078 |
Units withheld for employee income taxes (in units) | (111,977) | (56,597)
Limited partners (in units) | 104,489,220 | 96,987,874

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