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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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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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