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Commitments and Contingencies - Additional Information (Details) - USD ($)
 3 Months Ended
Jan. 08, 2021
Mar. 31, 2024
Dec. 31, 2023
Jul. 01, 2023
Mar. 31, 2023
Recorded Unconditional Purchase Obligation [Line Items]          
Operating leases expiry year   2025      
Operating lease right-use-of assets   $ 171,000 $ 202,000    
Pre-clinical Research Study Obligations [Member]          
Recorded Unconditional Purchase Obligation [Line Items]          
Contractual obligation   $ 0      
Charlottesville [Member]          
Recorded Unconditional Purchase Obligation [Line Items]          
Lessee, operating lease, term of contract   12 months      
Lessee, operating lease, existence of option to extend [true false]   true      
Lessee, operating lease, option to extend   The Charlottesville Lease has a term of 12 months and the Company has the ability to renew for three additional one-year periods.      
Lessee, operating lease, renewal term   1 year      
Lease liability         $ 80,000
Operating lease discount rate       13.47% 12.76%
Operating lease right-use-of assets       $ 19,000  
Piramal Pharma Solutions, Inc. [Member]          
Recorded Unconditional Purchase Obligation [Line Items]          
Master service agreement date Jan. 08, 2021        
Master services agreement initial term 5 years        
Master services agreement terms, Description   The MSA has a term of five years and will automatically renew for successive one-year terms unless either party notifies the other no later than six months prior to the original term or any additional terms of its intention to not renew the MSA. The Company has the right to terminate the MSA for convenience upon thirty days’ prior written notice.