Stockholders' Equity (Additional Information) (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified
 0 Months Ended 12 Months Ended 31 Months Ended 12 Months Ended 0 Months Ended 1 Months Ended 12 Months Ended 31 Months Ended 1 Months Ended 12 Months Ended 31 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 31 Months Ended 1 Months Ended 31 Months Ended 1 Months Ended 12 Months Ended 31 Months Ended 0 Months Ended 12 Months Ended 31 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 0 Months Ended
Oct. 12, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2013
Oct. 31, 2012
Dec. 31, 2013
IPO [Member]
Oct. 12, 2012
Warrant [Member]
Jul. 19, 2012
Warrant [Member]
Dec. 31, 2013
Series One Warrants [Member]
Dec. 31, 2013
Series One Warrants [Member]
Jul. 19, 2012
Series Two Warrants [Member]
Dec. 31, 2013
Series Two Warrants [Member]
Dec. 31, 2013
Series Two Warrants [Member]
Jul. 19, 2012
Special Bridge Warrants [Member]
Dec. 31, 2013
Special Bridge Warrants [Member]
Jul. 19, 2012
Conversion Warrants [Member]
Dec. 31, 2013
Conversion Warrants [Member]
Jul. 19, 2012
Preferential Reload Warrants [Member]
Dec. 31, 2013
Preferential Reload Warrants [Member]
Jul. 19, 2012
Non Preferential Reload Warrants [Member]
Dec. 31, 2013
Non Preferential Reload Warrants [Member]
Dec. 31, 2013
Non Preferential Reload Warrants [Member]
Oct. 12, 2012
Inducement Warrants [Member]
Dec. 31, 2013
Restricted Stock Units (RSUs) [Member]
Dec. 31, 2013
Stock Option [Member]
Dec. 31, 2012
Stock Option [Member]
Dec. 31, 2013
Stock Option [Member]
Dec. 31, 2013
Maximum [Member]
Dec. 31, 2012
Maximum [Member]
Oct. 12, 2012
Maximum [Member]
Warrant [Member]
Dec. 31, 2013
Minimum [Member]
Dec. 31, 2012
Minimum [Member]
Oct. 12, 2012
Minimum [Member]
Warrant [Member]
Dec. 31, 2013
Two Thousand Twelve Stock Option Plan [Member]
Oct. 12, 2012
Innovate Protect Inc [Member]
Warrant [Member]
Dec. 31, 2013
Innovate Protect Inc [Member]
Warrant [Member]
Stockholders Equity [Line Items]                                                                        
Issuance of stock                                                                   6,500,000    
Warrants Issued           4,784,000   8,299,115     7,660,722     148,390   101,445   887,330   814,408     3,721,062                          
Warrants exercised                 166,447 4,821,547   45,190 1,326,060   127,192   86,954   726,721   10,000 179,520                            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                                                                   15,600,000    
Common stock, par value   $ 0.01 $ 0.01 $ 0.01                                                               $ 0.01
Percentage of stock option acceleration                                                       100.00%     75.00%          
Shares of common stock available for future grants                                                                   4,509,796    
Maximum Shares Provided In Stock Option Plan                                                                   3,200,000    
Exercise Price   5.06   5.06   5.06   1.76     1.76     0.94   0.94   1.76   1.76     1.76         5.06 5.06   0.94 0.94        
Expected Term Of Warrants 2 years 7 months 28 days             5 years     5 years     2 years 5 months 8 days   2 years 5 months 8 days   4 years 6 months 18 days   4 years 6 months 18 days       1 year 6 months                        
Warrant outstanding   18,427,478 18,863,261 18,427,478 2,173,852                                                              
Issuance of warrants   $ 0 $ (2,883) $ (2,883)     $ 2,883                                                          
Warrants volatility rate             68.10%                                                          
Share Price                                                           $ 3.77     $ 3.50      
Risk free interest rate             0.724%                                         1.11%     0.16%          
Dividend yield   0.00%         0.00%                                                          
Conversion of derivative warrants to equity warrants   3,918 0 3,918                                                                
Nonoperating Income (Expense), Adjustment                 1,617                                                      
Common Stock, Shares Subscribed but Unissued                                                                   9,100,000    
Intrinsic Value, Outstanding   2,558 3,548 2,558                                                                
Intrinsic Value, Exercisable   2,445 3,200 2,445                                                                
Intrinsic Value, Exercised   1,322 2,417 1,322                                                                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value                                                 7,807 5,927 13,759                  
Non-vested share-based compensation arrangements, total unrecognized share-based payment costs                                               $ 17,481                        
Waarrants Issued and Exercised     754,400                                                               3,000,000