v3.26.1
Debt - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Feb. 26, 2026
Sep. 25, 2025
Apr. 01, 2025
Jan. 09, 2024
Dec. 15, 2023
Mar. 07, 2023
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Sep. 30, 2021
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Mar. 12, 2026
Jan. 03, 2025
Jul. 10, 2024
May 31, 2024
May 19, 2023
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                       $ 1,000,000              
Loan, principal outstanding             $ 0   $ 0     1,000,000              
Loan, unamortized debt discount                       $ 0              
Loan, interest expense             $ 100,000 $ 300,000 $ 100,000 $ 800,000                  
Warrant exercise price per share             $ 0.44   $ 0.44     $ 0.88              
Gain (loss) on extinguishment of debt             $ 0 $ 0 $ 56,000 $ 0                  
Pre-Funded Warrants 185,527           7,434,321   7,434,321     3,525,094 93,266 36,766 371,057        
Outstanding debt                             $ 2,000,000        
Accrued interest $ 1,000,000                                    
Maximum [Member]                                      
Debt Instrument [Line Items]                                      
Waive Additional Accrued and Unpaid Interest Related $ 100,000                     $ 100,000              
Royalty Agreement [Member]                                      
Debt Instrument [Line Items]                                      
Revenue-based payment percentage                       1.00%              
Coastlands Securities Agreement [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance   $ 9,500,000                                  
Warrant exercise price per share $ 0.11 $ 0.11                                  
Bridge Loan   $ 500,000                                  
Debt coverted into equity   $ 8,500,000                                  
Pre-Funded Warrants   1,576,542                                  
Outstanding debt $ 1,000,000 $ 1,000,000                                  
Accrued interest   1,000,000                                  
Waive Additional Accrued and Unpaid Interest Related   $ 1,000,000                                  
Conversion Price $ 5.39 $ 5.39                                  
Hercules Term Loan Agreement [Member]                                      
Debt Instrument [Line Items]                                      
Debt instrument, interest rate terms                       Any outstanding principal on the Term Loan Advances will accrue interest at a floating rate equal to the greater of (i) 9.50% per annum and (ii) the sum of 6.25% plus the prime rate, as published in The Wall Street Journal. As of December 31, 2025, 2024 and 2023, the interest rate was 13.00%, 13.75% and 14.75%, respectively.              
Loan, floating interest rate                       9.50%              
Loan, interest rate                       13.00% 13.75% 14.75%          
Loan, maturity date                       Apr. 01, 2025              
Loan, principal amount percentage                     6.55%                
Gain (loss) on extinguishment of debt                           $ 400,000          
Outstanding principal value         $ 1,000,000                            
Qualified cash balance         1,050,000.00                           $ 2,250,000
Qualified cash reverted         1,050,000.00                           $ 2,250,000
Repayments of long-term debt                 $ 500                    
Hercules Term Loan Agreement [Member] | Prime Rate [Member]                                      
Debt Instrument [Line Items]                                      
Loan, floating interest rate                       6.25%              
Hercules Term Loan Agreement [Member] | Minimum [Member]                                      
Debt Instrument [Line Items]                                      
Outstanding principal value           $ 7,500,000                          
Qualified cash balance           10,000,000                          
Hercules Term Loan Agreement [Member] | Maximum [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                     $ 30,000,000                
Outstanding principal value           12,500,000                          
Qualified cash balance           $ 2,250,000                          
Hercules Term Loan Agreement [Member] | Tranche 1 Advance [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                     12,500,000                
Hercules Term Loan Agreement [Member] | Tranche 2 Advance [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                     7,500,000                
Hercules Term Loan Agreement [Member] | Tranche 3 Advance [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                     $ 10,000,000                
Hercules Term Loan Agreement [Member] | Term Loan Advances [Member]                                      
Debt Instrument [Line Items]                                      
Outstanding principal value         $ 3,100,000                            
Domicilium Term Loan [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                                 $ 3,200,000    
Imputed interest               13.75%   13.75%   13.75%              
Plus Prime Rate               6.25%   6.25%   6.25%              
Debt conversion amount     $ 7,000,000                                
Bridge Loan                                   $ 300,000  
Milestone Payments               $ 500   $ 500           $ 500,000      
Domicilium Term Loan [Member] | Maximum [Member]                                      
Debt Instrument [Line Items]                                      
Waive Additional Accrued and Unpaid Interest Related                       $ 100,000              
Domicilium Term Loan [Member] | Tranche 1 Advance [Member]                                      
Debt Instrument [Line Items]                                      
Outstanding principal value       $ 2,900,000                              
Domicilium Term Loan [Member] | Tranche 1A Advance [Member]                                      
Debt Instrument [Line Items]                                      
Outstanding principal value       900,000                              
Domicilium Term Loan [Member] | Tranche 1B Advance [Member]                                      
Debt Instrument [Line Items]                                      
Outstanding principal value       2,000,000                              
Debt amortization charge       500,000                              
Domicilium Term Loan [Member] | Tranche 2 Advance [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                                 $ 3,200,000    
Domicilium Term Loan [Member] | Bridge Loans [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance             $ 2,400,000   2,400,000     $ 500,000              
Loan, floating interest rate                       9.50%              
Loan, interest rate                       13.00% 13.75% 14.75%          
Loan, principal outstanding                       $ 1,000,000 $ 6,700,000 $ 3,900,000          
Loan, unamortized debt discount                       200,000 100,000          
Loan, interest expense                       $ 1,000,000 1,100,000 $ 1,200,000          
Debt conversion amount     $ 100,000                                
Repayments of construction loans payable                 500,000                    
Company received the cash             1,900,000   2,300,000                    
Domicilium Term Loan [Member] | Bridge Loans [Member] | Prime Rate [Member]                                      
Debt Instrument [Line Items]                                      
Loan, floating interest rate                       6.25%              
Domicilium Term Loan [Member] | 2024 Bridge Loans [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                         $ 300,000            
Debt interest rate                         3.00%            
Domicilium Term Loan [Member] | 2025 Bridge Loans [Member]                                      
Debt Instrument [Line Items]                                      
Aggregate principal amount of initial loan advance                       $ 3,400,000              
Loan, interest expense             $ 100,000   $ 100,000     200,000              
Company Received Cash                       2,900,000              
Debt coverted into equity                       200,000              
Repayments of long-term debt               $ 300,000   $ 300,000                  
Debt Investment and Equity Issuance [Member]                                      
Debt Instrument [Line Items]                                      
Equity issuance of debt discount       $ 900,000                              
Interest Expense, Debt, Amortization                       $ 200,000 $ 700,000