Annual report pursuant to Section 13 and 15(d)

Net Income (Loss) Per Common Share - Reconciliation of Numerator and Denominator (Detail)

v3.8.0.1
Net Income (Loss) Per Common Share - Reconciliation of Numerator and Denominator (Detail) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Numerator:    
Net loss attributable to common shareholders $ (24,098) $ (12,600)
Denominator:    
Weighted-average number of common shares outstanding - basic and diluted 11,400,881 213,420
Net loss per share:    
Basic and diluted $ (2.11) $ (59.04)