Share-Based Compensation - Summary of Stock Award Activity for the Period (Detail)	3 Months Ended
	Mar. 31, 2023 $ / shares shares
Number of Shares
Awards outstanding, Beginning balance (in shares) | shares	8,418,571
Granted (in shares) | shares	726,868
Forfeited (in shares) | shares	(50,000)
Awards outstanding, Ending balance (in shares) | shares	9,095,439
Options exercisable (in shares) | shares	3,500,344
Options exercisable, weighted average remaining contractual term	6 years 3 months 18 days
Options vested and expected to vest (in shares) | shares	6,963,039
Options vested and expected to vest, weighted average remaining contractual term	7 years 8 months 12 days
Weighted Average Exercise Price
Awards outstanding, Beginning balance (in usd per share) | $ / shares	$ 2.17
Granted (in usd per share) | $ / shares	0.91
Forfeited (in usd per share) | $ / shares	1.29
Awards outstanding, Ending balance (in usd per share) | $ / shares	2.07
Options exercisable (in usd per share) | $ / shares	3.88
Options vested and expected to vest (in usd per share) | $ / shares	$ 2.42