Related Party Transactions (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Summarization of the fees and expenses
Consulting fees	$ 249	$ 249	$ 747	$ 747
Office space and administrative services	68	71	221	238
Travel and other expenses	44	71	71	151
Interest expense on HFL Loan	136		216
Total	$ 497	$ 391	$ 1,255	$ 1,136