Quarterly report pursuant to Section 13 or 15(d)

Stock Warrants (Additional Information) (Detail)

v3.8.0.1
Stock Warrants (Additional Information) (Detail)
9 Months Ended
Sep. 30, 2017
$ / shares
Class of Warrant or Right [Line Items]  
Weighted average term of warrants 8 months 12 days
Weighted average exercise price of warrants per share $ 2.66