Stockholders' Equity - Summary of Stock Option Activity (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Outstanding, Beginning Balance, Number of Shares	7,201
Options granted , Numbers of Shares	3,176
Options exercised , Numbers of Shares	(17)
Options cancelled , Number of Shares	(1,010)
Outstanding, Ending Balance, Number of Shares	9,350	7,201
Vested and exercisable, Number of Shares	4,348
Outstanding and expected to vest, Number of Shares	9,350
Outstanding, Beginning Balance, Weighted Average Exercise Price Per Share	$ 5.57
Options granted, Weighted Average Exercise Price Per Share	1.55
Options exercised, Weighted Average Exercise Price Per Share	0.9
Options Cancelled , Weighted average exercise price	4.32
Outstanding, Ending Balance, Weighted Average Exercise Price Per Share	4.35	$ 5.57
Vested and excercise, Weighted Average Exercise Price	5.32
Outstanding and expected to vest, Weighted Average Exercise Price	$ 4.35
Outstanding, Weighted Average Remaining Contractual Term (Years)	8 years 3 months 18 days	8 years 9 months 18 days
Vested and exercisable, Weighted Average Remaining Contractual Term (Years)	7 years 8 months 12 days
Outstanding and expected to vest, Weighted Average Remaining Contractual Term (Years)	8 years 3 months 18 days
Outstanding beginning balance, Aggregate Intrinsic Value	$ 208
Exercised, Aggregate Intrinsic Value	18
Outstanding ending balance, Aggregate Intrinsic Value	1	$ 208
Vested and exercisable, Aggregate Intrinsic Value	0
Outstanding and expected to vest , Aggregate Intrinsic Value	$ 1