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Term Loans - Additional Information (Details)
3 Months Ended 9 Months Ended 12 Months Ended 22 Months Ended
Nov. 13, 2023
USD ($)
Aug. 12, 2021
USD ($)
Program
Sep. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
Sep. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
Dec. 31, 2023
USD ($)
Nov. 13, 2023
USD ($)
Jun. 30, 2024
USD ($)
Dec. 31, 2021
USD ($)
Debt Instrument [Line Items]                    
Percentage of prepayment of facility   7.50%                
Exit fee recorded as debt discount             $ 3,000,000      
Success fee liability at fair value     $ 882,000   $ 882,000   800,000      
Interest expense related to term loan     1,300,000 $ 1,400,000 3,900,000 $ 4,200,000        
Term Loan                    
Debt Instrument [Line Items]                    
Debt instrument, maturity date   Aug. 01, 2026                
Current borrowing capacity   $ 30,000,000               $ 10,000,000
Percentage of interest rate   7.00%                
Debt instrument, basis spread on variable rate   3.75%                
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]   Prime Rate [Member]                
Prepayment of long term debt             43,200,000      
Payment of exit fee             3,000,000      
Accrued interest             200,000      
Remaining balance of debt discount             1,400,000      
Trinity Term Loans                    
Debt Instrument [Line Items]                    
Fair value of loan at issuance     $ 42,971,000   $ 42,971,000   40,508,000   $ 37,835,000  
Trinity Term Loan Agreement                    
Debt Instrument [Line Items]                    
Percentage of calculated discounted cash flows of discount rate     15.68%   15.68%          
Percentage of remeasured calculated discounted cash flows of discount rate     12.24%   12.24%          
Trinity Term Loan Agreement | Trinity Term Loans | Trinity Lenders                    
Debt Instrument [Line Items]                    
Maximum borrowing capacity $ 40,000,000             $ 40,000,000    
Interest rate terms description The interest rate applicable to the Trinity Term Loans is the greater of (a) the Wall Street Journal (“WSJ”) Prime Rate plus 4.50% or (b) 12.75% per annum. The Trinity Term Loans are interest only from the Trinity Closing Date through 36 months from the Trinity Closing Date, which may be extended to 48 months from the Trinity Closing Date upon the satisfaction of certain milestones set forth in the Trinity Term Loan Agreement, after which the Company is required to pay equal monthly installments of principal through November 13, 2028 (the “Maturity Date”).                  
Debt instrument, maturity date Nov. 13, 2028                  
Percentage of interest rate 12.75%             12.75%    
Debt outstanding     $ 40,000,000   $ 40,000,000          
Debt instrument, basis spread on variable rate 4.50%                  
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Prime Rate [Member]                  
Interest rate period 36 months                  
Interest rate extension period 48 months                  
Commitment fee percentage 1.00%                  
End of term payment percentage 5.00%                  
Warrants associated with loan facility $ 0             $ 0    
Percentage of annual default interest rate 5.00%                  
Trinity Term Loan Agreement | Trinity Term Loans | Trinity Lenders | Closing Date through November 13, 2024                    
Debt Instrument [Line Items]                    
Percentage of prepayment premium 3.00%                  
Trinity Term Loan Agreement | Trinity Term Loans | Trinity Lenders | November 13, 2024 through November 13, 2025                    
Debt Instrument [Line Items]                    
Percentage of prepayment premium 2.00%                  
Trinity Term Loan Agreement | Trinity Term Loans | Trinity Lenders | November 13, 2025 through, but excluding, the Maturity Date                    
Debt Instrument [Line Items]                    
Percentage of prepayment premium 1.00%                  
Trinity Term Loan Agreement | Trinity Term Loans | Trinity Lenders | General and Administrative Expense                    
Debt Instrument [Line Items]                    
Debt issuance costs             $ 900,000      
Success Fee Agreement                    
Debt Instrument [Line Items]                    
Percentage of calculated discounted cash flows of discount rate     15.68%   15.68%          
Percentage of remeasured calculated discounted cash flows of discount rate     12.24%   12.24%          
Success Fee Agreement | Trinity Term Loans | Trinity Lenders                    
Debt Instrument [Line Items]                    
Percentage of principal amount of terms regarding fee 10.00%                  
Expiration Period 10 years                  
Fair value of loan at issuance     $ 39,200,000   $ 39,200,000          
Success fee liability at fair value     $ 800,000   $ 800,000          
Through December 31, 2021 | Term Loan                    
Debt Instrument [Line Items]                    
Maximum borrowing capacity   $ 40,000,000                
Debt instrument, maturity date   Dec. 31, 2021                
January 1, 2022 until September 30, 2022 | Term Loan                    
Debt Instrument [Line Items]                    
Maximum borrowing capacity   $ 20,000,000                
Debt instrument, maturity start date   Jan. 01, 2022                
Debt instrument, maturity end date   Sep. 30, 2022                
Number of distinct and active clinical stage | Program   3                
January 1, 2022 until March 31, 2023 | Term Loan                    
Debt Instrument [Line Items]                    
Maximum borrowing capacity   $ 20,000,000                
Debt instrument, maturity end date   Mar. 31, 2023                
Proceeds from term loan               $ 0    
October 1, 2022 until March 31, 2023 | Term Loan                    
Debt Instrument [Line Items]                    
Maximum borrowing capacity   $ 20,000,000                
Debt instrument, maturity start date   Oct. 01, 2022                
Debt instrument, maturity end date   Mar. 31, 2023                
Number of distinct and active clinical stage | Program   3                
April 1, 2023 until December 31, 2023 | Term Loan                    
Debt Instrument [Line Items]                    
Maximum borrowing capacity   $ 20,000,000                
Debt instrument, maturity start date   Apr. 01, 2023                
Debt instrument, maturity end date   Dec. 31, 2023                
Through August 13, 2023                    
Debt Instrument [Line Items]                    
Percentage of prepayment premium   1.00%