Agreements and Transactions with Related Parties (Details 2) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Amounts Due to Affiliates:
Organization and offering costs due to the advisor	$ 220	$ 473
Excess operating expense advances due back to the advisor	386	0
Other amounts due to the advisor	800	280
Due to joint venture partners	667	0
Other		94
Due to affiliates	2,073	847
Amounts due from Affiliates:
Due from joint venture partners	0	368
Other	9	30
Due from affiliates	$ 9	$ 398