Consolidated Joint Venture Preferred Equity/Capital (Details) - USD ($)	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Schedule of Equity Method Investments [Line Items]
Preferred capital in consolidated joint venture	$ 44,431,000		$ 43,783,000
The Knickerbocker®
Schedule of Equity Method Investments [Line Items]
Total Proceeds from the Sale of Preferred Equity Under the EB5 Immigrant Investor Program	$ 45,000,000
The Current Annual Return	3.25%
The Current Return Increase	8.00%
The Non-compounding Annual Return	0.25%
Total gross proceeds received to date from the sale of preferred equity under the Immigrant Investor Program	$ 45,000,000
Gross Proceeds received from sale of preferred equity under the Immigrant Investor Program	650,000	$ 600,000
Gross Proceeds Net of Issuance Costs from the Sale of Preferred Equity Under the Immigrant Investor Program	$ 44,400,000