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Short Term Debt (Tables)
 9 Months Ended
Sep. 30, 2014
Debt Disclosure [Abstract]  
Schedule of RMB Loan
  RMB RMB RMB
  (in thousands) Loan borrowing Warrant discount

Debt

balance

      Beginning balance December 31, 2013 (long-term debt) $ 3,500  $(356) $3,144 
        Borrowing 1,500  -   1,500 
        Amortization of discount to interest cost  -      162  162 
      Ending balance September 30, 2014 (short-term debt) $5,000  $(194) 4,806 
Interest Costs Related to RMB Loan
(in thousands)

Three months ended

September 30,

Nine months ended

September 30,

  2014 2013 2014 2013
Interest paid in cash $ 54  $ 48  $ 150  $ 118 
Amortization of the RMB Warrants discount 54  55  162  163 
Amortization of RMB deferred financing costs   49    49    147   147 
  Total interest cost related to the RMB Loan $157  $152  $459  $428 
Schedule of Short Term Debt
   
  (in thousands)  
  UBS short-term credit line  
      Beginning balance December 31, 2013 $ 802 
        Borrowing, including interest 104 
        Repayments   (906)
      Ending balance September 30, 2014 $   -   
For Period
(in thousands)

Three months ended

September 30,

Nine months ended

September 30,

  2014 2013 2014 2013
Interest UBS short-term credit line $   -  $ 3  $ 4  $ 19