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Long Term Debt - Interest Expense Related to RMB Loan (Details) (USD $)
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2012
Debt Disclosure [Abstract]    
Interest expense RMB Loan $ 8 $ 8
Amortization of the RMB Warrants discount 23 23
Amortization of RMB deferred offering costs 21 21
Total interest expense related to the RMB Loan $ 52 $ 52