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Stock-Based Compensation - Summary of Fair Value of Each Option Grant Estimated Throughout Year Using Black-Scholes Option-pricing Model (Detail)
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]    
Expected term (in years) 6 years 6 years 1 month 6 days
Expected volatility 95.30% 91.30%
Risk-free interest rate 3.90% 2.10%
Expected dividend yield 0.00% 0.00%