BUSINESS AND BASIS OF PRESENTATION (Details Textual)	Dec. 31, 2017
OR21 LLC [Member]
Equity Method Investment, Ownership Percentage	50.00%
Architectural Design Company [Member]
Equity Method Investment, Ownership Percentage	50.00%

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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant