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Description of Business and Financial Condition (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 10, 2024
Mar. 10, 2023
Jan. 03, 2023
Dec. 23, 2022
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2023
Mar. 31, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Description of Business and Financial Condition                      
Cash and cash equivalents         $ 28,533       $ 28,533   $ 29,922
Net loss         7,041 $ 9,151 $ 4,726 $ 6,172 16,192 $ 10,898 25,788
Accumulated deficit         $ 157,381       157,381   $ 141,189
Follow-on Public Offering                      
Description of Business and Financial Condition                      
Shares issued (in shares) 6,571,428                    
Offering price per share (in dollars per share) $ 1.75                    
Gross proceeds $ 13,225                    
Net proceeds $ 11,896                    
Proceeds from issuance of common stock                 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                 $ 381 $ 2,502  
Cantor Fitzgerald & Co. and B. Riley Securities, Inc. | At The Market Offering                      
Description of Business and Financial Condition                      
Shares issued (in shares)                 191,273    
Maximum value of stock to be issued under agreement     $ 40,000 $ 40,000              
Proceeds from issuance of common stock                 $ 393    
Lincoln Park | Equity Line Financing                      
Description of Business and Financial Condition                      
Shares issued (in shares)   189,856                  
Maximum value of stock to be issued under agreement   $ 35,000                  
Amount available to draw under purchase agreement                 $ 34,795    
Term of agreement   36 months