Consolidated Joint Venture Preferred Equity/Capital (Details) - USD ($)	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Schedule of Equity Method Investments [Line Items]
Preferred capital in consolidated joint venture	$ 43,783,000		$ 43,186,000
The Knickerbocker®
Schedule of Equity Method Investments [Line Items]
Total Proceeds from Sale of Preferred Equity Under the EB5 Immigrant Investor Program	$ 45,000,000
Current Annual Return	3.25%
Non-compounding Annual Return	0.25%
Total gross proceeds received to date from sale of preferred equity under the Immigrant Investor Program	$ 44,400,000
Current Return Increase	8.00%
Gross Proceeds received from sale of preferred equity under the Immigrant Investor Program	$ 600,000	$ 1,800,000
Gross Proceeds Net of Issuance Costs from Sale of Preferred Equity Under the Immigrant Investor Program	43,800,000
Proceeds not yet received from Immigrant Investor Program	$ 600,000