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Convertible Notes Payable - Additional Information (Detail) (USD $)
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94 Months Ended | 3 Months Ended | ||||
|---|---|---|---|---|---|---|
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Dec. 31, 2013
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Apr. 20, 2013
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Oct. 31, 2012
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Sep. 30, 2012
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Dec. 31, 2013
Minimum [Member]
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Dec. 31, 2013
Maximum [Member]
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| Short-term Debt [Line Items] | ||||||
| Proceeds from convertible debt | $ 1,735,000 | |||||
| Debt instrument, interest rate, stated percentage | 6.00% | 10.00% | ||||
| Convertible preferred stock, value, upon closing of preferred equity financing | 1,000,000 | |||||
| Percentage of principle balance of notes on conversion price of notes | 10.00% | 50.00% | ||||
| Convertible notes, total aggregate principal balance | 1,880,000 | |||||
| Matured Convertible Notes | 50,000 | 1,245,000 | ||||
| Current maturities of convertible notes payable, related parties | $ 1,295,000 | |||||