Quarterly report pursuant to Section 13 or 15(d)

Stock Warrants (Additional Information) (Detail)

v3.8.0.1
Stock Warrants (Additional Information) (Detail)
3 Months Ended
Mar. 31, 2018
$ / shares
Class of Warrant or Right [Line Items]  
Weighted average term of warrants 1 year 10 months 6 days
Weighted average exercise price of warrants per share $ 8.29