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Stockholders' Equity - Additional Information (Detail) (USD $)
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1 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 0 Months Ended | 1 Months Ended | 3 Months Ended | 1 Months Ended | |||||||||||||||||
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Oct. 30, 2012
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Oct. 31, 2012
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Aug. 31, 2012
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Sep. 30, 2013
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Sep. 30, 2012
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 14, 2012
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Sep. 30, 2013
Maximum [Member]
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Sep. 30, 2013
Minimum [Member]
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Aug. 31, 2013
Second Tranche [Member]
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Aug. 13, 2013
Second Tranche [Member]
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Jun. 30, 2013
Second Tranche [Member]
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Jun. 30, 2012
Third Tranche [Member]
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Jun. 30, 2013
Third Tranche [Member]
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Jun. 04, 2013
Third Tranche [Member]
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Apr. 04, 2013
Second And Third Tranche [Member]
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Jul. 09, 2013
Baytree Capital [Member]
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Jun. 14, 2012
Baytree Capital [Member]
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Jun. 14, 2013
Baytree Capital [Member]
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Oct. 31, 2012
Common Stock [Member]
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Jun. 30, 2013
Common Stock [Member]
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Oct. 31, 2012
Warrant [Member]
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Aug. 31, 2012
Warrant [Member]
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Jun. 30, 2013
Warrant [Member]
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Dec. 14, 2012
Baytree [Member]
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Sep. 30, 2013
Baytree [Member]
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Jun. 14, 2013
Caro Capital Llc [Member]
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Apr. 04, 2013
Caro Capital Llc [Member]
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Sep. 30, 2013
Caro Capital Llc [Member]
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Sep. 30, 2013
Options [Member]
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Jun. 14, 2012
Advisory Agreement [Member]
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Jun. 14, 2013
Advisory Agreement [Member]
Restricted Stock
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Jun. 14, 2012
Advisory Agreement [Member]
Restricted Stock
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| Stockholders Equity Note Disclosure [Line Items] | ||||||||||||||||||||||||||||||||||
| Common stock, authorized | 145,000,000 | 145,000,000 | ||||||||||||||||||||||||||||||||
| Common stock, par value | $ 0.001 | $ 0.001 | $ 0.32 | $ 0.60 | ||||||||||||||||||||||||||||||
| Preferred stock, authorized | 5,000,000 | 5,000,000 | ||||||||||||||||||||||||||||||||
| Preferred stock, par value | $ 0.001 | $ 0.001 | ||||||||||||||||||||||||||||||||
| Shares of common stocks issued | 32,000 | 48,287 | 120,719 | 100,000 | 100,000 | |||||||||||||||||||||||||||||
| Advisory service agreement period | 6 months | |||||||||||||||||||||||||||||||||
| Warrant to purchase restricted shares of common stock | 1,837,777 | |||||||||||||||||||||||||||||||||
| Warrant term | 5 years | 5 years | 5 years | |||||||||||||||||||||||||||||||
| Common stock initial exercise price | 0.41 | 0.41 | 0.41 | |||||||||||||||||||||||||||||||
| Shares of common stock outstanding under the option plan | 5,538,362 | 2,527,388 | 2,527,389 | 4,536,949 | 3,010,973 | |||||||||||||||||||||||||||||
| Accredited Investor Unit | $ 250,000 | $ 250,000 | ||||||||||||||||||||||||||||||||
| Common Stock Unit | 603,592 | 603,594 | ||||||||||||||||||||||||||||||||
| Warrant Units | 120,718 | 120,719 | ||||||||||||||||||||||||||||||||
| Prepaid Advisory Fees | 3,258,000 | 1,154,000 | ||||||||||||||||||||||||||||||||
| Amortization of prepaid advisory fees | 411,000 | 407,000 | ||||||||||||||||||||||||||||||||
| Proceeds from Issuance or Sale of Equity | 77,000 | 231,000 | 672,000 | 241,436 | 1,690,063 | 338,013 | ||||||||||||||||||||||||||||
| Common Stock Value | 48,000 | 47,000 | 44,000 | |||||||||||||||||||||||||||||||
| Restricted Stock Per Contract Terms | 100,000 | |||||||||||||||||||||||||||||||||
| Accrued expenses | 103,000 | 211,000 | 60,000 | |||||||||||||||||||||||||||||||
| Issuance Of Restricted Shares | 100,000 | 100,000 | 100,000 | 500,000 | ||||||||||||||||||||||||||||||
| Issuance Of Restricted Stock Price Per Share | $ 0.08 | $ 0.50 | ||||||||||||||||||||||||||||||||
| Issuance Of Restricted Shares Value | 50,000 | |||||||||||||||||||||||||||||||||
| Exercisable options intrinsic value | 0 | |||||||||||||||||||||||||||||||||
| Sale of Stock, Price Per Share | $ 0.04 | |||||||||||||||||||||||||||||||||
| Share Based Compensation | 23,000 | 45,000 | 21,000 | |||||||||||||||||||||||||||||||
| Share Based Compensation Weighted average Amortization Period | 7 years 1 month 2 days | |||||||||||||||||||||||||||||||||
| Stock Issued During Period, Shares, Issued for Services | 100,000 | 100,000 | ||||||||||||||||||||||||||||||||
| Consulting Expenses | $ 50,000 | $ 32,000 | ||||||||||||||||||||||||||||||||
| Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Forfeiture Rate | 13.00% | 5.00% | 13.00% | 5.00% | ||||||||||||||||||||||||||||||