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Stock Based Compensation - Additional Information (Detail) (USD $)
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1 Months Ended | 9 Months Ended | 1 Months Ended | 3 Months Ended | 9 Months Ended | 1 Months Ended | |||
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Sep. 30, 2013
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Mar. 16, 2012
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Sep. 30, 2013
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Sep. 30, 2013
Financial Advisory [Member]
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Sep. 30, 2013
Financial Advisory [Member]
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Sep. 30, 2012
Financial Advisory [Member]
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Sep. 30, 2013
Financial Advisory [Member]
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Sep. 30, 2013
Two Thousand Six Equity Incentive Plan [Member]
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Oct. 08, 2013
Two Thousand Six Equity Incentive Plan [Member]
Subsequent Event
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| Stock Based Compensation [Line Items] | |||||||||
| Incentive shares granted- Vendor, Shares | 1,445,000 | 1,445,000 | |||||||
| Expected Term | 5 years | 6 months | |||||||
| Stock based compensation expense | $ 5,398,000 | $ 300,000 | $ 300,000 | $ 0 | $ 0 | ||||
| Common stock shares issued | 3,000,000 | 6,000,000 | |||||||
| Compensation award granted | 625,000 | 1,000,000 | |||||||
| Common stock remain eligible to be issued | 1,407,342 | ||||||||
| Option to purchase common stock, shares granted | 200,000 | ||||||||
| Option to purchase common stock, exercise price | $ 3.05 | ||||||||
| Option to purchase common stock, vesting date | Sep. 16, 2012 | ||||||||
| Options vested, aggregate grant date fair value | $ 322 | ||||||||
| Expected Term | 3 years | ||||||||
| Volatility rate | 87.90% | ||||||||
| Dividends rate | 0.00% | ||||||||
| Risk free interest rat | 113.00% | ||||||||