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Partners' Equity of the Operating Partnership (Tables) (Tanger Properties Limited Partnership [Member]) | 12 Months Ended
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Dec. 31, 2012
Tanger Properties Limited Partnership [Member] |
Schedule of Partners' Equity of the Operating Partnership [Line Items] |
Schedule of Partners' Equity of the Operating Partnership | At December 31, 2012 and December 31, 2011, the ownership interests of the Operating Partnership consisted of the following:
|  | 2012 |  | 2011
Common units: |  |  |  |
General partner |  | 250,000 |  |  | 250,000 |
Limited partners |  | 24,455,812 |  |  | 24,304,887 |
Total common units |  | 24,705,812 |  |  | 24,554,887 |

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