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Earnings Per Unit of the Operating Partnership (Tables) (Tanger Properties Limited Partnership [Member]) | 3 Months Ended
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Mar. 31, 2013
Tanger Properties Limited Partnership [Member] |
Schedule of Earnings Per Share, Basic and Diluted | The following table sets forth a reconciliation of the numerators and denominators in computing the Operating Partnership's earnings per unit (in thousands, except per unit amounts):
|  | Three months ended March 31,
|  | 2013 |  | 2012
Numerator |  |  |  |  |
Net income attributable to partners of the Operating Partnership |  | $ | 16,228 |  |  | $ | 8,841 |
Less allocation of earnings to participating securities |  | (194 | ) |  | (158 | )
Net income available to common unitholders of the Operating Partnership |  | $ | 16,034 |  |  | $ | 8,683 |
Denominator |  |  |  |
Basic weighted average common units |  | 24,472 |  |  | 24,382 |
Effect of notional units |  | 201 |  |  | 274 |
Effect of outstanding options and restricted common units |  | 27 |  |  | 16 |
Diluted weighted average common units |  | 24,700 |  |  | 24,672 |
Basic earnings per common unit: |  |  |  |
Net income |  | $ | 0.66 |  |  | $ | 0.36 |
Diluted earnings per common unit: |  |  |  |
Net income |  | $ | 0.65 |  |  | $ | 0.35 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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