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Going Concern and Management's Plans - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Jul. 08, 2024
May 06, 2024
May 05, 2023
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2023
Mar. 31, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Apr. 28, 2023
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Net loss       $ (44,907) $ (23,631) $ (65,760) $ (10,772) $ (68,538) $ (76,532)    
Net cash used in Operating Activities               16,515 18,145    
Accumulated deficit       (387,940)   $ (279,397)   (387,940) $ (279,397) $ (319,402)  
Cash and cash equivalents and short-term investments       $ 83,600       $ 83,600      
Common stock, shares issued       38,506,614       38,506,614   24,213,130  
Common stock, par value       $ 0.001       $ 0.001   $ 0.001  
Accredited Investor [Member] | Private Placement [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Warrant exercise price                     $ 3
Accredited Investor [Member] | Private Placement [Member] | Pre-funded Warrants [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Warrant exercise price                     $ 0.001
Securities Purchase Agreement Initial Closing [Member] | Private Placement [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Common warrants issued     $ 35,000                
Securities Purchase Agreement Initial Closing [Member] | Private Placement [Member] | Pre-funded Warrants [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Common stock, shares issued     6,421,350                
Securities Purchase Agreement Initial Closing [Member] | Accredited Investor [Member] | Private Placement [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Common warrants issued     $ 45,500                
Common stock, shares issued     8,730,168               15,151,518
Common stock, par value                     $ 0.001
Common stock warrants to purchase common stock shares     15,151,518               15,151,518
Securities Purchase Agreement Second Closing [Member] | Private Placement [Member] | Subsequent Event [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Common stock, shares issued 909,088                    
Common stock, par value $ 0.001                    
Proceeds from Issuance of Common Stock $ 2,100                    
Net proceeds after deducting offering costs $ 2,000                    
Securities Purchase Agreement Second Closing [Member] | Accredited Investor [Member] | Private Placement [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Common stock, shares issued                     20,202,024
Securities Purchase Agreement Second and Third Closing [Member] | Accredited Investor [Member] | Private Placement [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Common warrants issued     $ 58,300                
Securities Purchase Agreement [Member] | Accredited Investor [Member] | Private Placement [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Common stock, shares issued   13,110,484                  
Common stock, par value   $ 0.001                  
Stock price per share   $ 2.37                  
Gross proceeds   $ 50,000                  
Net proceeds after deducting offering costs   $ 48,100                  
Securities Purchase Agreement [Member] | Accredited Investor [Member] | Private Placement [Member] | Pre-funded Warrants [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Common stock warrants to purchase common stock shares   7,989,516                  
Stock price per share   $ 2.369                  
Warrant exercise price   $ 0.001