v3.26.1
Debt - Additional Information (Details)
12 Months Ended
Nov. 04, 2025
USD ($)
$ / shares
shares
May 09, 2025
USD ($)
Tranche
$ / shares
May 01, 2025
Dec. 31, 2025
USD ($)
shares
Dec. 31, 2024
shares
Debt Instrument [Line Items]          
New debt       $ 54,532,000  
Debt instrument, covenant description       The Amended Loan Agreement deferred the start date of the minimum liquidity covenant from January 1, 2026 to July 1, 2026. The applicable minimum liquidity requirement will depend on the Company’s achievement of specified operational milestones and/or its market capitalization and will be equal to (i) 50% of the outstanding obligations under the Loan Agreement, (ii) 105% of the outstanding obligations under the Loan Agreement, or (iii) waived in full (i.e., zero).  
Common stock, shares issued | shares       174,260,000 161,710,000
Payment fee       $ 4,200,000  
ASC 470          
Debt Instrument [Line Items]          
Additional debt at face value net of debt issuance costs       $ 20,000,000  
Term Loans          
Debt Instrument [Line Items]          
Effective interest rate of term loan       13.00%  
Loan Agreement          
Debt Instrument [Line Items]          
Minimum liquidity covenant percentage of outstanding obligations one 50.00%        
Minimum liquidity covenant percentage of outstanding obligations two 105.00%        
Debt issuance cost   $ 1,700,000      
Payment fee   $ 4,200,000      
Final payment fee, percentage of principal drawn   6.95%      
Loan Agreement | K2HV | Term Loans          
Debt Instrument [Line Items]          
Principal amount   $ 125,000,000      
Number of tranches | Tranche   4      
Gross proceeds $ 40,000,000     $ 60,000,000  
Payment terms       Company is obligated to make interest only payments for the first 36 months, or 48 months if the second tranche is funded, and then interest and principal payments for the next 12 months  
Interest rate description       The Term Loan bears a variable interest rate equal to the greater of (i) 10.45%, and (ii) the sum of (A) the prime rate as quoted in The Wall Street Journal and (B) 2.95%.  
Interest rate     10.45%    
Variable interest rate     2.95%    
Prepayment penalty 0        
Outstanding principal term loan 2,500,000     $ 1,500,000  
Maximum future capital stock offerings investment $ 5,000,000        
Common stock, shares issued | shares 2,849,327     1,652,609  
Loan Agreement | K2HV | Term Loans | Maximum          
Debt Instrument [Line Items]          
Debt conversion amount $ 10,000,000        
Conversion price | $ / shares $ 2.3906 $ 0.8774      
Loan Agreement | K2HV | First Tranche | Term Loans          
Debt Instrument [Line Items]          
Principal amount   $ 40,000,000      
Borrowing capacity   20,000,000      
Additional borrowing capacity   20,000,000      
Gross proceeds $ 20,000,000        
Loan Agreement | K2HV | Second Tranche | Term Loans          
Debt Instrument [Line Items]          
Principal amount   20,000,000      
Loan Agreement | K2HV | Second Tranche | Term Loans | Minimum          
Debt Instrument [Line Items]          
Net cash proceeds from financing activities   175,000,000      
Proceeds from equity financing   150,000,000      
Loan Agreement | K2HV | Third Tranche | Term Loans          
Debt Instrument [Line Items]          
Principal amount   15,000,000      
Loan Agreement | K2HV | Fourth Tranche | Term Loans          
Debt Instrument [Line Items]          
Principal amount   50,000,000      
Gross proceeds $ 20,000,000        
First Amendment to the Loan Agreement          
Debt Instrument [Line Items]          
Debt issuance cost   $ 1,100,000      
First Amendment to the Loan Agreement | First Tranche | ASC 470          
Debt Instrument [Line Items]          
Principal amount       $ 20,000,000  
First Amendment to the Loan Agreement | Discretionary Tranche | ASC 470          
Debt Instrument [Line Items]          
Principal amount       20,000,000  
New debt       20,000,000  
First Amendment to the Loan Agreement | K2HV | Term Loans          
Debt Instrument [Line Items]          
Maturity date May 01, 2029        
First Amendment to the Loan Agreement | K2HV | Discretionary Tranche | ASC 470          
Debt Instrument [Line Items]          
Outstanding principal term loan       $ 2,500,000