Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.2
Net Loss Per Share - Schedule of Earnings Per Share, Basic and Diluted (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Earnings Per Share [Abstract]        
Net loss $ (9,403) $ (7,576) $ (16,778) $ (11,946)
Average number of common shares—basic and diluted EPS 32,732,988 29,840,827 32,704,834 28,851,491
Loss per share—basic and diluted $ (0.29) $ (0.25) $ (0.51) $ (0.41)
Anti-dilutive stock options and restricted stock units     5,592,441 4,421,547