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Significant Agreements - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 51 Months Ended
Jul. 31, 2024
Mar. 31, 2022
Apr. 30, 2021
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2025
Dec. 31, 2024
Jun. 30, 2022
Significant Agreements [Line Items]                      
Common stock, shares issued       18,702,418   18,702,418   18,702,418 18,702,418 1,356,431  
Accrued expenses and other current liabilities       $ 3,971,000   $ 3,971,000   $ 3,971,000 $ 3,971,000 $ 2,195,000  
Research and development expenses       8,440,000 $ 3,211,000 14,470,000 $ 5,172,000        
University of California, San Diego | License Agreement                      
Significant Agreements [Line Items]                      
License agreement payment     $ 200,000                
Percentage of common stock issued     5.00%                
Potential gross proceeds from sale of equity securities     $ 5,000,000                
Common stock, shares issued                     137,234
Reimbursement of patent costs incurred     100,000     100,000          
License maintenance payments for first four anniversaries     10,000                
License maintenance payments for fifth and subsequent anniversary     $ 15,000                
Sublicense fee percentage within one year     50.00%                
Sublicense fee percentage after first dose     10.00%                
Minimum percentage of voting stock     50.00%                
Agreement termination written notice period     60 days                
Initial cash consideration     $ 200,000                
Accrued expenses and other current liabilities                   200,000  
Research and development expenses     $ 200,000 0 $ 0 100,000 $ 0   100,000    
Derivative liability fair value assignment fee       $ 0   $ 0   0 $ 0 0  
University of California, San Diego | License Agreement | Common Stock                      
Significant Agreements [Line Items]                      
Common stock, shares issued   81,794 55,440                
Issuance of shares   $ 200,000 $ 100,000                
University of California, San Diego | License Agreement | Minimum                      
Significant Agreements [Line Items]                      
One-time cash milestone payment upon event of liquidity     100,000                
University of California, San Diego | License Agreement | Maximum                      
Significant Agreements [Line Items]                      
One-time cash milestone payment upon event of liquidity     1,000,000                
Potential milestone payment upon achievement of development and regulatory milestones     $ 4,600,000                
Samsara                      
Significant Agreements [Line Items]                      
Accrued expenses and other current liabilities                   $ 100,000  
Samsara | Royalty Agreement                      
Significant Agreements [Line Items]                      
Research and development expenses $ 32,000,000                    
Royalty expiration period 10 years                    
Future royalty payment liability $ 32,100,000                    
Percentage of discount rate 25.00%                    
Interest expense for royalty liability               $ 0      
Samsara | Royalty Agreement | Common Stock                      
Significant Agreements [Line Items]                      
Redemption of common stock issued 10,080                    
Repurchase of common shares, value $ 32,000