Investments in Unconsolidated Joint Ventures Investments in Unconsolidated Joint Ventures - Financial Position (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Schedule of Equity Method Investments [Line Items]
Other assets	$ 20,622	$ 21,017
Total Assets	1,979,035	1,923,450
Accounts payable	78,854	75,881
Accrued expenses	71,576	70,324
Total Liabilities and Equity	1,979,035	1,923,450
Joint Ventures
Schedule of Equity Method Investments [Line Items]
Cash	7,037	6,340
Loans held for sale	30,294	29,312
Accounts receivable	159	309
Other assets	61	390
Total Assets	37,551	36,351
Accounts payable	326	651
Accrued expenses	835	774
Credit lines payable	27,613	27,350
Other liabilities	21	515
Members equity	8,756	7,061
Total Liabilities and Equity	$ 37,551	$ 36,351