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Stockholders' Equity and Share-Based Compensation - Additional Information 3 (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified |
1 Months Ended | 6 Months Ended | 0 Months Ended | 6 Months Ended | 1 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2013
Employees
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Jun. 28, 2014
|
Jun. 28, 2014
Warrants [Member]
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Jun. 28, 2014
Warrants [Member]
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Jun. 28, 2014
Warrants Exercise Price One [Member]
Warrants [Member]
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Jun. 28, 2014
Warrants Exercise Price Two [Member]
Warrants [Member]
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Jul. 31, 2013
Stock Option Exchange Program [Member]
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Jun. 28, 2014
Stock Option Exchange Program [Member]
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Jun. 28, 2014
Stock Option Exchange Program [Member]
Stock Options Vest One Year [Member]
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Jun. 28, 2014
Stock Option Exchange Program [Member]
Vest After One Year [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||
| Exercise price of shares issued under exchange program | $ 2.00 | $ 4.00 | ||||||||
| Option exchange ratio | $ 3.5 | |||||||||
| Shares issued under exchange program | 3,733,000 | |||||||||
| Stock option exercise price, minimum | $ 4.01 | |||||||||
| Stock option exercise price, maximum | $ 11.68 | |||||||||
| Option grant vesting period | 4 years | |||||||||
| Stock options vesting, description | The terms and conditions of the new options are subject to an entirely new four year vesting schedule where 25% will vest on the first anniversary, and the remaining 75% will vest monthly over the following 36 months. All new options have a ten year contractual term. | |||||||||
| Stock options vested, percentage | 25.00% | 75.00% | ||||||||
| Stock options contractual term | 4 years 6 months | 10 years | ||||||||
| Stock options exercisable, number | 3,475,000 | |||||||||
| Stock options exercised, weighted average exercise price | $ 6.65 | |||||||||
| Eligible employees | 45 | |||||||||
| Option unvested exercisable number | 993,000 | |||||||||
| Options unvested exercise price | $ 0.9866 | |||||||||
| Incremental fair value on the date of exchange | $ 422 | |||||||||
| Vesting period of the new options | 4 years | |||||||||
| Outstanding common stock warrants | 50 | |||||||||
| Common stock warrants issued during period | 30 | 20 | ||||||||
| Warrant exercise price for warrants issued during period | 2.14 | 8.32 | ||||||||
| Expiration of warrant, date | May 05, 2016 | Apr. 27, 2017 | ||||||||
| Warrants exercised during period | 0 | |||||||||
| Aggregate intrinsic value of outstanding and exercisable warrants | $ 46 | |||||||||