Stockholders' Equity - Schedule of Fair Value of Award Granted Using Black-Scholes Option Pricing Model (Detail)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Expected life (years)	6 years 1 month 6 days
Volatility	122.00%	99.00%
Dividend rate	0.00%	0.00%	0.00%	0.00%
Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Expected life (years)		5 years 3 months 18 days	5 years 9 months 18 days	5 years 3 months 18 days
Risk-free interest rate	4.30%	3.60%	4.00%	3.50%
Volatility			122.00%	98.00%
Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Expected life (years)		6 years	6 years 1 month 6 days	6 years
Risk-free interest rate	4.60%	3.90%	4.60%	4.00%
Volatility			124.00%	99.00%