Debt and Preferred Equity Investments (Details 3) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Loan loss reserve activity
Balance at beginning of year	$ 1,000	$ 7,000
Expensed	0	0
Recoveries	0	0
Charge-offs and reclassifications	(1,000)	(6,000)
Balance at end of period	$ 0	$ 1,000