v2.4.0.8
Summary of Share Based Compensation Option Unvested (Detail) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Shares - Unvested    
Granted 10,000 8,000
Forfeited 133,500 117,667
Weighted Average Grant-Date Fair Value    
Granted $ 2.77 $ 1.28
Unvested Stock Options
   
Shares - Unvested    
Beginning Balance 8,000 69,200
Granted 10,000 8,000
Vested (8,000) (69,200)
Forfeited      
Ending Balance 10,000 8,000
Weighted Average Grant-Date Fair Value    
Beginning Balance $ 1.28 $ 0.73
Granted $ 2.77 $ 1.28
Vested $ 1.28 $ 0.73
Forfeited      
Ending Balance $ 2.77 $ 1.28