Stock-Based Compensation - Summary of Stock Option Activity (Detail) $ / shares in Units, $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2024 USD ($) $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares
Share-Based Payment Arrangement, Additional Disclosure [Abstract]
Number of shares, Outstanding Beginning Balance | shares	5,565,615
Number of shares, Granted | shares	1,336,300
Number of shares, Exercised | shares	(42,500)
Number of shares, Forfeited | shares	(365,204)
Number of shares, Expired | shares	(104,600)
Number of shares, Outstanding Ending Balance | shares	6,389,611	5,565,615
Number of shares, Options vested and exercisable Ending Balance | shares	3,825,889
Weighted average exercise price, Outstanding Beginning Balance | $ / shares	$ 8.25
Weighted average exercise price, Granted | $ / shares	5.27
Weighted average exercise price, Exercised | $ / shares	3.62
Weighted average exercise price, Forfeited | $ / shares	6.37
Weighted average exercise price, Expired | $ / shares	6.51
Weighted average exercise price, Outstanding Ending Balance | $ / shares	7.74	$ 8.25
Weighted average exercise price, Options vested and exercisable Ending Balance | $ / shares	$ 8.96
Weighted average remaining contractual life (in years), Outstanding	6 years 7 months 6 days	7 years 2 months 12 days
Weighted average remaining contractual life (in years), Options vested and exercisable	5 years 1 month 6 days
Aggregate intrinsic value, Outstanding | $	$ 16,673	$ 4,143,150
Aggregate intrinsic value, Exercised | $	177,895
Aggregate intrinsic value, Options vested and exercisable Ending Balance | $	$ 16,673