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Fair Value of Financial Instruments (Details) (USD $)
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1 Months Ended | ||||||
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Mar. 28, 2012
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Mar. 28, 2012
Warrant derivative liability
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Jul. 31, 2011
Warrant derivative liability
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Mar. 28, 2012
Series A Warrant
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Feb. 29, 2012
Series C Warrant
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Jul. 31, 2011
Recurring basis
Balance at the end of the period
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Jul. 31, 2011
Recurring basis
Significant Other Unobservable Inputs (Level 3)
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| Fair Value Measurements | |||||||
| Stock expired unexercised (in shares) | 4,000,000 | ||||||
| Base floor price (in dollars per share) | $ 0.50 | $ 0.50 | $ 0.50 | ||||
| Series A and Series C Warrants | $ 657,604 | $ 657,604 | $ 4,850,385 | $ 4,850,385 | |||
| X | ||||||||||
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- Definition
The reset of the exercise price to a base floor price. No definition available.
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| X | ||||||||||
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- Definition
Total number of warrants of the entity expired during the period. Warrants may entitle the holder to acquire a certain number of common stock. No definition available.
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| X | ||||||||||
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- Definition
Derivative instrument obligations meeting the definition of a liability which the Company is a party to as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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