Quarterly report pursuant to Section 13 or 15(d)

Stock Warrants (Additional Information) (Detail)

v3.5.0.2
Stock Warrants (Additional Information) (Detail) - USD ($)
6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Class of Warrant or Right [Line Items]    
Weighted average term of warrants 1 year 9 months 18 days  
Proceeds from Warrant Exercises $ 45,000 $ 1,217,626