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Warrants (Details Textual)
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1 Months Ended | |||||
|---|---|---|---|---|---|---|
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Mar. 31, 2012
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Jul. 31, 2012
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Jun. 30, 2012
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Mar. 23, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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| Warrants (Textual) [Abstract] | ||||||
| Warrants to acquire common stock | 599,520 | |||||
| Warrants exercisable price per share | 1.50 | 4.12 | 2.00 | 19.14 | 19.14 | |
| Warrants Expiration Period | 3 years | |||||
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Debt Exchange Agreement [Member]
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| Warrants (Textual) [Abstract] | ||||||
| Warrants to acquire common stock | 1,571,405 | |||||
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New Loan Agreement [Member]
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| Warrants (Textual) [Abstract] | ||||||
| Warrants to acquire common stock | 599,520 |