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Debt (Details Textual) (USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Debt payable to third parties $ 4,833 $ 3,091
Line of Credit Facility, Description The Credit Facility bears interest at the greater of prime rate + 1.0%, or 4.5%, and the maximum borrowing available under the Credit Facility is US $15,000, subject to Counsel RB maintaining a 1:2 ratio of capital funds.  
Line Of Credit Facility Collateral Assets 5,731 4,303
Unused Line Fee Description The Unused Line Fee is equal to the product of 0.50% per annum multiplied by the difference between $15,000 and the average loan amount outstanding during the month.  
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.50%  
Line of Credit Facility, Maximum Borrowing Capacity $ 15,000  
Line of Credit, Annual Facility Fee 50  
Related Party Transaction, Terms and Manner of Settlement The Promissory Notes were paid in full on August 31.