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ORGANIZATION (Details) $ in Thousands, ft² in Millions |  | 3 Months Ended
--- | --- | ---
Jan. 15, 2015 USD ($) | Mar. 31, 2016 USD ($) ft² property | Mar. 31, 2015 USD ($)
Real Estate Properties [Line Items] |  |  |
Area of real estate property (in sq ft) | ft² |  | 14.9 |
Noncontrolling interest percentage |  | 5.80% |
Capital investment, in cash | $ 225,000 |  |
Transaction costs | 21,900 | $ 50 | $ 21,859
Costs contingent upon completion of separation | 17,400 | $ 0 | $ 17,403
Transaction costs contingent upon completion of the separation | $ 4,500 |  |
Vornado |  |  |
Real Estate Properties [Line Items] |  |  |
Noncontrolling interest percentage | 5.40% |  |
Affiliated entity | Vornado |  |  |
Real Estate Properties [Line Items] |  |  |
Spinoff ratio | 0.50 |  |
Affiliated entity | VRLP |  |  |
Real Estate Properties [Line Items] |  |  |
Percentage of common shares distributed | 100.00% |  |
Spinoff ratio | 0.5 |  |
Warehouses |  |  |
Real Estate Properties [Line Items] |  |  |
Number of real estate properties | property |  | 1 |
Wholly owned properties | Shopping Center |  |  |
Real Estate Properties [Line Items] |  |  |
Number of real estate properties | property |  | 80 |
Wholly owned properties | Mall |  |  |
Real Estate Properties [Line Items] |  |  |
Number of real estate properties | property |  | 3 |

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