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Derivatives-Summary RMB Warrants (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Warrant Liability |  |
Beginning Balance | $ 1,138,000 |
Initial RMB warrant liability balance |  | 650,000
Loss (gain) on warrant liability | (998,000) | 488,000
Ending Balance | 140,000 | 1,138,000
Life in Months |  |
Beginning Balance |  |
Initial RMB warrant liability balance |  | 36
Ending Balance | 20 | 32
Stock Price Per Share |  |
Beginning Balance |  |
Initial RMB warrant liability balance |  | 1.19
Ending Balance | 0.85 | 1.68
Volatility % |  |
Beginning Balance |  |
Initial RMB warrant liability balance |  | 62
Ending Balance | 55 | 62
Risk Free Interest Rate |  |
Beginning Balance |  |
Initial RMB warrant liability balance |  | 0.39
Ending Balance | $ 0.38 | $ 0.35

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- Definition No authoritative reference available. + References No definition available. + Details
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