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Earnings Per Unit of the Operating Partnership (Tables) | 9 Months Ended
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Sep. 30, 2018
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 earnings per unit (in thousands, except per unit amounts):
|  | Three months ended September 30, |  | Nine months ended September 30,
|  | 2018 |  | 2017 |  | 2018 |  | 2017
Numerator: |  |  |  |  |  |  |  |  |  |  |
Net income (loss) attributable to partners of the Operating Partnership |  | $ | (23,031 | ) |  | $ | (16,034 | ) |  | $ | 25,222 |  |  | $ | 38,427 |
Less allocation of earnings to participating securities |  | (313 | ) |  | (306 | ) |  | (889 | ) |  | (907 | )
Net income (loss) available to common unitholders of the Operating Partnership |  | $ | (23,344 | ) |  | $ | (16,340 | ) |  | $ | 24,333 |  |  | $ | 37,520 |
Denominator: |  |  |  |  |  |  |  |
Basic weighted average common units |  | 98,104 |  |  | 98,951 |  |  | 98,344 |  |  | 99,809 |
Effect of outstanding options and certain restricted common units |  | — |  |  | — |  |  | — |  |  | 23 |
Diluted weighted average common units |  | 98,104 |  |  | 98,951 |  |  | 98,344 |  |  | 99,832 |
Basic earnings per common unit: |  |  |  |  |  |  |  |
Net income (loss) |  | $ | (0.24 | ) |  | $ | (0.17 | ) |  | $ | 0.25 |  |  | $ | 0.38 |
Diluted earnings per common unit: |  |  |  |  |  |  |  |
Net income (loss) |  | $ | (0.24 | ) |  | $ | (0.17 | ) |  | $ | 0.25 |  |  | $ | 0.38 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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