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JANUARY AND MARCH 2012 FINANCING (Details) (USD $)
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12 Months Ended |
|---|---|
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Dec. 31, 2012
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| Price of the Company's common stock (in dollars per share) | $ 12.40 |
| Dividend yield | 0.00% |
| Risk-free interest rate | 0.91% |
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Maximum [Member]
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| Expected terms | 3 years |
| Expected volatility | 94.00% |
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Minimum [Member]
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| Expected terms | 2 years |
| Expected volatility | 73.00% |
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Valuation Assumptions Issuance Date [Member] | Warrant [Member]
|
|
| Price of the Company's common stock (in dollars per share) | $ 12.40 |
| Dividend yield | 0.00% |
| Expected price at which holders are likely to exercise their warrants | $ 25.00 |
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Valuation Assumptions Issuance Date [Member] | Maximum [Member] | Warrant [Member]
|
|
| Expected terms | 7 years |
| Risk-free interest rate | 1.47% |
| Expected volatility | 96.69% |
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Valuation Assumptions Issuance Date [Member] | Minimum [Member] | Warrant [Member]
|
|
| Expected terms | 5 years |
| Risk-free interest rate | 0.89% |
| Expected volatility | 96.68% |
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Valuation Assumptions Expiration Date [Member] | Warrant [Member]
|
|
| Price of the Company's common stock (in dollars per share) | $ 17.00 |
| Dividend yield | 0.00% |
| Expected volatility | 95.73% |
| Expected price at which holders are likely to exercise their warrants | $ 25.00 |
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Valuation Assumptions Expiration Date [Member] | Maximum [Member] | Warrant [Member]
|
|
| Expected terms | 6 years 8 months 12 days |
| Risk-free interest rate | 1.11% |
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Valuation Assumptions Expiration Date [Member] | Minimum [Member] | Warrant [Member]
|
|
| Expected terms | 4 years 7 months 6 days |
| Risk-free interest rate | 0.73% |