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Net (Loss) Income per Share - Summary of Computation of Basic and Diluted Net (Loss) Income Per Common Share (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Numerator:        
Net (loss) income attributable to common stockholders $ (9,689) $ 4,237 $ (7,164) $ (8,375)
Denominator:        
Weighted average number of common shares outstanding 9,327,317 5,054,812 8,989,265 4,916,116
Basic net (loss) income per share attributable to common stockholders: $ (1.04) $ 0.84 $ (0.80) $ (1.70)
Numerator:        
Net (loss) income attributable to common stockholders $ (9,689) $ 4,237 $ (7,164) $ (8,375)
Denominator:        
Weighted average number of common shares outstanding 9,327,317 5,054,812 8,989,265 4,916,116
Weighted average number of common shares outstanding - diluted 9,327,317 5,054,812 8,989,265 4,916,116
Diluted net (loss) income per share attributable to common stockholders: $ (1.04) $ 0.84 $ (0.80) $ (1.70)