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Net Income (Loss) Per Common Share - Additional Information (Detail) - $ / shares
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Earnings Per Share [Abstract]        
Antidilutive securities excluded from computation of earnings per share, minimum price range (in dollars per share) $ 7.93 $ 7.93 $ 7.93 $ 7.93
Anti dilutive securities excluded from computation of earnings per share, maximum price range (in dollars per share) $ 25.16 $ 25.16 $ 25.16 $ 25.16