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Available-for-Sale Marketable Securities - Summary of Available-for-Sale Marketable Securities by Major Type of Security (Detail) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Schedule of Available-for-sale Securities [Line Items]    
Amortized cost $ 22,968 $ 49,243
Gross Unrealized Gains   3
Gross Unrealized Losses (191) (263)
Estimated fair value 22,777 48,983
U.S. Treasury Securities [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Amortized cost 13,468 37,243
Gross Unrealized Gains   3
Gross Unrealized Losses (1)  
Estimated fair value 13,467 37,246
U.S. Government Agency Obligations [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Amortized cost 7,500 7,500
Gross Unrealized Losses (190) (262)
Estimated fair value 7,310 7,238
Corporate Bonds [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Amortized cost 2,000 4,500
Gross Unrealized Losses   (1)
Estimated fair value $ 2,000 $ 4,499