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Coldstream Financing - Additional Information (Detail) (USD $)
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0 Months Ended | 1 Months Ended | 0 Months Ended | 1 Months Ended | |||
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Apr. 19, 2013
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Apr. 23, 2013
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Sep. 30, 2013
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Sep. 30, 2012
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Jul. 03, 2013
Coldstream Financing
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Aug. 30, 2013
Coldstream Financing
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Apr. 23, 2013
Coldstream Financing
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| Coldstream Financing [Line Items] | |||||||
| Proceeds from issuance of private placement | $ 2,000,000 | $ 250,000 | $ 500,000 | ||||
| Unit issued price per share | $ 0.50 | ||||||
| Class of warrant or right, exercise price of warrants or rights | 0.75 | ||||||
| Common stock, shares issued | 60,145,237 | 5,645,212 | 500,000 | 1,000,000 | 2,500,000 | ||
| Warrants issued to purchase of common stock | 500,000 | 1,000,000 | 2,500,000 | ||||
| Proceeds from investors in contemplation of merger | $ 1,250,000 |