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INCOME TAXES - Narrative (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2016 USD ($) mall | Sep. 30, 2015 USD ($) | Sep. 30, 2016 USD ($) mall | Sep. 30, 2015 USD ($) | Dec. 31, 2015 USD ($)
Income Tax Contingency [Line Items] |  |  |  |  |
Income tax expense | $ (319) | $ (394) | $ (349) | $ (1,399) |
Deferred tax liability | $ (3,645) |  | $ (3,645) |  | $ (3,607)
Puerto Rico |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |
Number of malls | mall | 2 |  | 2 |  |
Vornado |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |
Percentage of taxable income distributed as dividends to stockholders |  |  | 100.00% |  |
Commonwealth of Puerto Rico |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |
Non-resident withholding tax percentage |  |  | 29.00% |  |
Gross receipts tax percentage |  |  | 0.50% |  |
Income tax expense | $ 300 | $ (400) | $ (300) | $ (1,400) |

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