Stockholders' Equity - Summary of Estimated Fair Value of Stock Option Award (Detail)	3 Months Ended	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2024	Sep. 30, 2023
Common stock options [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Expected dividend yield	0.00%	0.00%	0.00%
Common stock options [Member] | Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Risk free interest rate	3.80%	3.80%	1.30%
Expected option term	5 years 9 months 18 days	5 years 6 months	5 years 6 months
Expected volatility of common stock	105.80%	105.80%	99.30%
Common stock options [Member] | Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Risk free interest rate	3.90%	4.50%	3.40%
Expected option term	6 years	6 years	6 years
Expected volatility of common stock	106.60%	107.10%	103.60%
ESPP [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Risk free interest rate	4.90%
Expected option term	6 months
Expected volatility of common stock	91.50%
Expected dividend yield	0.00%