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Description of the Business and Financial Condition (Details) - USD ($)
3 Months Ended 18 Months Ended
Jan. 04, 2022
Feb. 09, 2021
Mar. 31, 2022
Sep. 30, 2023
Dec. 31, 2021
Feb. 10, 2021
Subsidiary, Sale of Stock [Line Items]            
Share price (in dollars per share)   $ 16.00        
Convertible notes payable     $ 0     $ 0
Common stock, shares authorized (in shares)   300,000,000 300,000,000   300,000,000  
Preferred stock, shares authorized (in shares)   10,000,000        
Common stock, par value (in dollars per share)   $ 0.01 $ 0.01   $ 0.01  
Restructuring charges $ 3,200,000          
Payments for restructuring     $ 1,100,000      
Preferred stock, par value (in dollars per share)   $ 0.01        
Cash and cash equivalents     73,002,000   $ 88,756,000  
Accumulated deficit     229,375,000   $ 215,135,000  
Accrued Liabilities            
Subsidiary, Sale of Stock [Line Items]            
Restructuring charges     1,900,000      
Other Noncurrent Liabilities            
Subsidiary, Sale of Stock [Line Items]            
Restructuring charges     200,000      
Forecast            
Subsidiary, Sale of Stock [Line Items]            
Payments for restructuring       $ 2,100,000    
Research and development            
Subsidiary, Sale of Stock [Line Items]            
Restructuring charges     2,700,000      
General and administrative            
Subsidiary, Sale of Stock [Line Items]            
Restructuring charges     $ 500,000      
Convertible Preferred Stock            
Subsidiary, Sale of Stock [Line Items]            
Convertible preferred stocks outstanding (in shares)           0
IPO and Private Placement            
Subsidiary, Sale of Stock [Line Items]            
Net proceeds from issuance of common stock upon initial public offering and Concurrent Private Placement, net of discount and commissions   $ 107,000,000        
IPO            
Subsidiary, Sale of Stock [Line Items]            
Shares sold in offering (in shares)   5,750,000        
Private placement            
Subsidiary, Sale of Stock [Line Items]            
Shares sold in offering (in shares)   1,562,500        
Net proceeds from issuance of common stock upon initial public offering and Concurrent Private Placement, net of discount and commissions   $ 25,000,000        
Over-allotment option            
Subsidiary, Sale of Stock [Line Items]            
Shares sold in offering (in shares)   750,000