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Warrant Activity and Related Balances Outstanding (Detail) (USD $)
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3 Months Ended |
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Sep. 30, 2012
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| Number | |
| Shares purchasable under outstanding warrants at June 30, 2012 | 2,400,328 |
| Stock purchase warrants issued | 458,732 |
| Stock purchase warrants exercised | 0 |
| Shares purchasable under outstanding warrants at September 30, 2012 | 2,859,060 |
| Average Purchase Price Per Share | |
| Shares purchasable under outstanding warrants at June 30, 2012 | $ 0.41 |
| Stock purchase warrants issued | $ 0.41 |
| Stock purchase warrants exercised | $ 0 |
| Shares purchasable under outstanding warrants at September 30, 2012 | $ 0.41 |
| Weighted Average Remaining Contract Term (# years) | 4 years 8 months 26 days |
| X | ||||||||||
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- Definition
Class of Warrant or Right, Exercised in Period No definition available.
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- Definition
Class of Warrant or Right Exercises In Period, Weighted Average Exercise Price of Warrants or Rights No definition available.
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- Definition
Class of Warrant or Right, Issued No definition available.
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| X | ||||||||||
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- Definition
Class of Warrant or Right Issued In Period, Weighted Average Exercise Price of Warrants or Rights No definition available.
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- Details
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- Details
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| X | ||||||||||
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- Definition
Class of Warrant or Right, Weighted Average Exercise Price of Warrants or Rights No definition available.
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| X | ||||||||||
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- Definition
The remaining contract term of each class of warrants or rights outstanding. No definition available.
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| X | ||||||||||
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- Definition
Aggregate amount of each class of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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