Consolidated Joint Venture Preferred Equity/Capital (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2015	Dec. 31, 2014
Schedule of Equity Method Investments [Line Items]
Preferred capital in consolidated joint venture	$ 43,186	$ 41,442
The Knickerbocker®
Schedule of Equity Method Investments [Line Items]
Total Proceeds from Sale of Preferred Equity Under the EB5 Immigrant Investor Program	$ 45,000
Current Annual Return	3.25%
Non-compounding Annual Return	0.25%
Current Return Increase	8.00%
Gross Proceeds received to date from sale of preferred equity under the Immigrant Investor Program	$ 1,800	42,000
Gross Proceeds Net of Issuance Costs from Sale of Preferred Equity Under the Immigrant Investor Program		$ 41,400
Proceeds not yet received from Immigrant Investor Program	$ 1,200
Ninety-five Percent Owned [Member] | The Knickerbocker®
Schedule of Equity Method Investments [Line Items]
Ownership percentage by parent		95.00%