Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Share - Schedule of Earnings Per Share, Basic and Diluted (Detail)

v3.19.1
Net Loss Per Share - Schedule of Earnings Per Share, Basic and Diluted (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Earnings Per Share [Abstract]    
Net loss $ (7,375) $ (4,370)
Average number of common shares-basic and diluted EPS 32,677,944 27,851,162
Loss per share-basic and diluted $ (0.23) $ (0.16)
Anti-dilutive stock options and restricted stock units 4,385,595 4,917,164