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Derivative Instruments (Tables) | 12 Months Ended
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Dec. 31, 2013
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Derivatives - Summary RMB Warrants |
|  | Black Scholes model
| Warrant Liability (in thousands) | Life (months) | Stock price Per share | Volatility (%) | Risk- Free interest rate
Initial RMB warrant liability balance | $ 650 | 36 | $1.19 | 62 | 0.39
Loss (gain) on warrant liability | 488 |  |  |  |
Ending balance December 31, 2012 | $1,138 | 32 | 1.68 | 62 | 0.35
Loss (gain) on warrant liability | (998) |  |  |  |
Ending balance December 31, 2013 | $ 140 | 20 | 0.85 | 55 | 0.38
Derivatives - Kinross Covered Call Options |
(in thousands) | KGC February 2013 $11 call | KGC February 2014 $7 call | KGC February 2014 $8 call
Shares of Kinross | 100 | 100 | 50
Balance December 31, 2011 | $ - | $ - | $ -
Sale of call | 51 | - | -
(Gain) on derivative instrument | (48) | - | -
Ending liability balance December 31,2012 | $ 3 | $ - | $ -
Sale of call | - | 55 | 35
(Gain) on derivative instrument | (3) | (53) | (34)
Ending liability balance December 31,2013 | $ - | $ 2 | $ 1
Derivatives - Derivative Instruments Presented in Balance Sheets |
| Derivatives
(in thousands) | Balance Sheet Location | December 31, 2013 | December 31, 2012
Derivatives not designated as hedging instruments under ASC 815 |  |  |
RMB warrants | Long-term liabilities | $140 | $ 1,138
Kinross calls | Other current liabilities | $ 3 | -
Derivatives - Derivative Instruments Presented in Statements of Operations |
| Year ended December 31,
(in thousands) | 2013 | 2012
Gain (loss) on derivatives not designated as hedging instruments under ASC 815 |  |
Kinross Calls | $ 90 | $ 48
Ely warrants | - | (74)
ILC warrants | - | (4)
Total gain (loss) | $ 90 | $ (30)

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