Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Summary of Stock Option Activity (Detail)

v3.21.2
Stock Based Compensation - Summary of Stock Option Activity (Detail) - $ / shares
6 Months Ended
Jun. 30, 2021
Number of shares  
Beginning balance (in shares) 3,785,941
Options granted (in shares) 757,197
Less:  
Options exercised (in shares) 612,307
Options canceled or expired (in shares) 200,148
Ending balance (in shares) 3,730,683
Exercisable at June 30, 2021 (in shares) 2,054,032
Weighted Average Exercise Price  
Weighted average exercise price, beginning balance (in dollars per share) $ 15.21
Weighted average exercise price, granted (in dollars per share) 49.04
Less:  
Weighted average exercise price, exercised (in dollars per share) 10.89
Weighted average exercise price, canceled or expired (in dollars per share) 30.86
Weighted average exercise price, ending balance (in dollars per share) 21.94
Weighted average exercise price, exercisable, ending balance (in dollars per share) $ 11.75