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Stock-Based Compensation - Schedule of Information Related to Stock Options Outstanding (Detail)
6 Months Ended
Jun. 30, 2021
USD ($)
$ / shares
shares
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Number of Stock Options, Outstanding | shares 2,492,949
Number of Stock Options, Exercisable | shares 863,736
Number of Stock Options, Unvested | shares 1,629,213
Weighted-average Exercise Price, Outstanding | $ / shares $ 8.31
Weighted-average Exercise Price, Exercisable | $ / shares 5.36
Weighted-average Exercise Price, Unvested | $ / shares $ 9.87
Weighted-average Remaining Contractual Term, Outstanding 5 years 11 months 15 days
Weighted-average Remaining Contractual Term, Exercisable 5 years 9 months 14 days
Weighted-average Remaining Contractual Term, Unvested 6 years 18 days
Aggregate Intrinsic Value, Outstanding | $ $ 17,162,458
Aggregate Intrinsic Value, Exercisable | $ 8,464,765
Aggregate Intrinsic Value, Unvested | $ $ 8,697,693