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NONCONTROLLING INTEREST (Details)		3 Months Ended
	Jan. 15, 2015	Mar. 31, 2016 shares
Noncontrolling Interest [Line Items]
Common limited partnership units issued (in shares)		5,700,000
Noncontrolling interest percentage		5.80%
Conversion rate to common shares		1
LTIP Units
Noncontrolling Interest [Line Items]
Number of shares issued (in shares)		433,040
Award vesting period		2 years
Vornado
Noncontrolling Interest [Line Items]
Noncontrolling interest percentage	5.40%

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The number of units of other ownership interests issued in a limited partnership or master limited partnership. Does not include limited or general partners' ownership interests.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB TOPIC 4.F)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 1
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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Number of share instruments newly issued under a share-based compensation plan.

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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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The number of units or percentage investment held in the subsidiary by the limited liability company or limited partnership.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611443-123010

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