Riverfront I Joint Venture (Details Narrative) (Riverfront I Joint Venture, USD $)	Jun. 30, 2013 sqft
Riverfront I Joint Venture
Square feet	300,000
Retail square feet	18,000
Land acreage	5.82
Cost of property, plant and equipment transferred to Investment	$ 5,839,000
MRP minimum capital contribution	$ 4,000,000

The amount of capital contributed by other unit holders.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 272

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055

Reference 2: 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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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant