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Description of Business and Financial Condition (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Mar. 10, 2024
Mar. 10, 2023
Jan. 03, 2023
Dec. 23, 2022
Sep. 30, 2024
Jun. 30, 2024
Mar. 31, 2024
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Description of Business and Financial Condition                          
Net loss         $ 9,937 $ 7,041 $ 9,151 $ 6,749 $ 4,726 $ 6,172 $ 26,129 $ 17,647 $ 25,788
Cash and cash equivalents         22,011           22,011   29,922
Accumulated deficit         $ 167,318           167,318   $ 141,189
Follow-on Public Offering                          
Description of Business and Financial Condition                          
Shares issued (in shares) 6,571,428                        
Proceeds from issuance of common stock                     11,896    
Offering price per share (in dollars per share) $ 1.75                        
Gross proceeds $ 13,225                        
Net proceeds $ 11,896                        
Over-Allotment Option                          
Description of Business and Financial Condition                          
Offering price per share (in dollars per share) $ 1.75                        
Underwriters option to purchase additional shares (in shares) 985,714                        
At The Market Offering                          
Description of Business and Financial Condition                          
Aggregate offering price       $ 200,000                  
Proceeds from issuance of common stock                     878 2,509  
Amount available to draw under purchase agreement                     $ 33,809    
Equity Line Financing                          
Description of Business and Financial Condition                          
Proceeds from issuance of common stock                       $ 205  
Cantor Fitzgerald & Co. and B. Riley Securities, Inc. | At The Market Offering                          
Description of Business and Financial Condition                          
Maximum value of stock to be issued under agreement     $ 40,000 $ 40,000                  
Shares issued (in shares)                     864,404    
Proceeds from issuance of common stock                     $ 905    
Lincoln Park | Equity Line Financing                          
Description of Business and Financial Condition                          
Maximum value of stock to be issued under agreement   $ 35,000                      
Shares issued (in shares)   189,856                      
Term of agreement   36 months                      
Amount available to draw under purchase agreement                     $ 34,795