v3.26.1
Debt - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Feb. 26, 2026
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Mar. 12, 2026
Dec. 31, 2025
Jan. 03, 2025
Jul. 10, 2024
Debt Instrument [Line Items]                  
Return for a pre-funded warrant           $ 2,000      
Accrued interest $ 1,000                
Pre-Funded Common Warrants 185,527 7,434,321   7,434,321   371,057 3,525,094    
Exercise Price   $ 0.44   $ 0.44          
Outstanding principal value $ 0                
Loss on debt extinguishment   $ 0 $ 0 $ 56 $ 0        
Loan, principal outstanding   0   0     $ 1,000    
Loan, interest expense   100 300 100 800        
Gain (loss) on extinguishment of debt   $ 0 $ 0 56 $ 0        
Coastlands [Member]                  
Debt Instrument [Line Items]                  
Return for a pre-funded warrant $ 1,000                
Exercise Price $ 0.11                
Conversion Price $ 5.39                
Maximum [Member]                  
Debt Instrument [Line Items]                  
Unpaid interest $ 100                
Hercules Term Loan Agreement [Member]                  
Debt Instrument [Line Items]                  
Loan repayment       $ 500          
Domicilium Term Loan [Member]                  
Debt Instrument [Line Items]                  
Aggregate principal amount of initial loan advance                 $ 3,200
Imputed Interest     13.75%   13.75%        
Plus Prime Rate     6.25%   6.25%        
Milestone payments     $ 500   $ 500     $ 500  
Domicilium Term Loan [Member] | Bridge Loans [Member]                  
Debt Instrument [Line Items]                  
Aggregate principal amount of initial loan advance     2,400   2,400        
Repayments of bridge loans payable         500        
Company Received The Cash     1,900   2,300        
Domicilium Term Loan [Member] | Bridge Loan [Member]                  
Debt Instrument [Line Items]                  
Loan repayment         300        
Loan, interest expense     $ 100   $ 100