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PRINCIPLES OF CONSOLIDATION (Details)	Sep. 30, 2018	Dec. 31, 2017
University Business Center 125 and 175 [Member]
Subsidiaries [Line Items]
Noncontrolling interest, ownership percentage acquired during period		20.00%
Ownership percentage	100.00%	100.00%
University Business Center 120 and 130 [Member]
Subsidiaries [Line Items]
Joint venture ownership interest	80.00%	80.00%
Joint ventures' assets, liabilities, revenues and expenses with noncontrolling interests	100.00%	100.00%
Industry Distribution Center II - undivided tenant [Member]
Subsidiaries [Line Items]
Tenant-in-common interest	50.00%	50.00%

X

- Definition

Records percentage of the joint ventures' assets, liabilities, revenues and expenses with non-controlling interests provided for in accordance with the joint venture agreement.

+ References

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X

- Definition

The percentage of ownership of common stock or equity participation in consolidated joint venture investee.

+ References

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+ Details

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X

- Definition

Noncontrolling interest, ownership percentage acquired during period

+ References

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- Definition

Ownership percentage

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X

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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- Details

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