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Long Term Debt (Tables)
 9 Months Ended
Sep. 30, 2013
Debt Disclosure [Abstract]  
Long Term Debt Augusta Debt

(in thousands)

Payment date

September 30,

2013

December31,

2012

June 1, 2013 $   -     $   750 
June 1, 2014 750  750 
June 1, 2015 1,000  1,000 
Unamortized discount   (154)  (264)
Total 1,596  2,236 
Current portion 713    727 
Long-term debt $883  $1,509 
Long Term Debt Interest Accretion Augusta Debt
(in thousands)

Three months ended

September 30,

Nine months ended

September 30,

  2013 2012 2013 2012
Interest accretion on Augusta debt $ 29  $41  $ 110  $143 
Interest Amortization RMB Loan
  RMB RMB RMB
  (in thousands) Loan borrowing Warrant discount Long-term
Debt
      Beginning balance December 31, 2012 $ 1,500  $(573) $927 
        Borrowing 1,000    1,000 
        Amortization of discount to interest cost  -      54  54 
      Ending balance March 31, 2013 $2,500  $(519) 1,981 
        Borrowing 1,000    1,000 
        Amortization of discount to interest cost  -      54  54 
      Ending September 30, 2013 $3,500  $(465) 3,035 
        Borrowing -        -     
        Amortization of discount to interest cost  -      55  55 
      Ending September 30, 2013 $3,500  $(410) 3,090 
Long Term Debt Interest Cost RMB Loan
(in thousands) Three months ended
September 30		 Nine months ended
September 30
  2013 2012 2013 2012
Interest paid in cash $ 48  $ 8  $ 118  $ 8 
Amortization of the RMB Warrants discount 55  23  163  23 
Amortization of RMB deferred financing costs   49    21   147    21 
  Total interest expense related to the RMB Loan $152  $52  $428  $52