Area of land held.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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- Definition

The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585

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- Definition

The cash outflow associated with the purchase of real estate held-for-investment and real estate joint ventures.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585

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- Definition

Square feet of additional zoning air rights.

+ References

No definition available.

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- Definition

Length in feet of a frontage of property.

+ References

No definition available.

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- Definition

Number of Seats

+ References

No definition available.

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- Definition

Percentage of Fee

+ References

No definition available.

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Acquisitions (Details) ft² in Thousands, $ in Thousands			9 Months Ended
Acquisitions (Details) ft² in Thousands, $ in Thousands	Sep. 21, 2018 USD ($) ft² seat ft	Feb. 09, 2018 USD ($) ft²	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)	Jul. 30, 2012 USD ($)
Business Acquisition [Line Items]
Distributions of capital from partially owned entities \| $			$ 500,225	$ 11,841
537 West 26th Street
Business Acquisition [Line Items]
Area of land (in sq feet) \| ft²		14
Area of additional zoning air rights (in sq feet) \| ft²		55
Distributions of capital from partially owned entities \| $		$ 44,000
Marquis Theater \| 1535 Broadway
Business Acquisition [Line Items]
Capital lease \| $					$ 240,000
Number of seats \| seat	1,611
Retail Condominium \| 1535 Broadway
Business Acquisition [Line Items]
Area of land (in sq feet) \| ft²	45
Payments to acquire real estate \| $	$ 442,000
Percentage of fee	100.00%
Digital Sign \| 1535 Broadway
Business Acquisition [Line Items]
Area of land (in sq feet) \| ft²	25
Frontage length \| ft	330