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Summary of Significant Accounting Policies (Detail) - Carrying Values and Estimated Fair Values of Outstanding Notes (USD $)
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Sep. 30, 2012
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Dec. 31, 2011
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Related Party BSC Convertible Notes Payable [Member]
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| Carrying Value | $ 4,338,601 | $ 3,500,000 |
| Estimated Fair Value | 3,553,042 | 3,500,000 |
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Convertible Note Payable [Member]
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| Carrying Value | 2,000,000 | |
| Estimated Fair Value | 2,000,000 | |
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Junior Secured Notes Payable [Member]
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| Carrying Value | 191,023 | |
| Estimated Fair Value | $ 1,875,042 |
| X | ||||||||||
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- Definition
Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents notes payable as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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