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Investments in Equity Affiliates, Summary (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Investment in Equity Affiliates
Investment in Equity Affiliates	$ 31,330,740	$ 33,948,853
UPB of Loans to Equity Affiliates	3,393,438
Arbor Residential Investor LLC
Investment in Equity Affiliates
Investment in Equity Affiliates	26,821,643	28,917,457
West Shore Cafe
Investment in Equity Affiliates
Investment in Equity Affiliates	2,120,347	2,050,347
UPB of Loans to Equity Affiliates	1,687,500
Lightstone Value Plus REIT L.P.
Investment in Equity Affiliates
Investment in Equity Affiliates	1,894,727	1,894,727
JT Prime
Investment in Equity Affiliates
Investment in Equity Affiliates	425,000	425,000
East River Portfolio
Investment in Equity Affiliates
Investment in Equity Affiliates	68,923	83,222
UPB of Loans to Equity Affiliates	1,705,938
Lexford Portfolio
Investment in Equity Affiliates
Investment in Equity Affiliates	$ 100	100
Issuers of Junior Subordinated Notes
Investment in Equity Affiliates
Investment in Equity Affiliates		$ 578,000

X

- Definition

Amount of outstanding principal on mortgage loans due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.

+ References

No definition available.

+ Details

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X

- Definition

Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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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