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Nature of Business and Liquidity (Details)
$ / shares in Units, € in Millions
 3 Months Ended
Dec. 04, 2023
USD ($)
$ / shares
Sep. 23, 2022
USD ($)
$ / shares
Aug. 19, 2022
USD ($)
$ / shares
Mar. 31, 2024
USD ($)
$ / shares
shares
Mar. 31, 2023
USD ($)
Mar. 17, 2024
USD ($)
Mar. 17, 2024
EUR (€)
Dec. 31, 2023
USD ($)
Aug. 01, 2022
USD ($)
Nature of Business and Going Concern [Line Items]                  
Net gain from operations       $ 13,743,000 $ (5,270,000)        
Accumulated deficit       (206,408,000)       $ (219,245,000)  
Cash flows from operating activities       $ 39,047,000 $ (5,577,000)        
Petrichor Financing | Securities Purchase Agreements | Convertible Note Borrowings                  
Nature of Business and Going Concern [Line Items]                  
Commitment fee percentage       2.00%          
Common shares available through issuance of warrants | shares       110,996          
Exercise price of warrants issued | $ / shares       $ 8.11          
Petrichor Financing | Securities Purchase Agreements | Convertible Note Borrowings | Maximum                  
Nature of Business and Going Concern [Line Items]                  
Maximum borrowing capacity                 $ 45,000,000
Petrichor Financing | Securities Purchase Agreements | First Closing Note                  
Nature of Business and Going Concern [Line Items]                  
Borrowings, face amount     $ 5,000,000            
Initial conversion price | $ / shares     $ 8.11            
Premium over 5-day VWAP     20.00%            
VWAP term     5 days            
Petrichor Financing | Securities Purchase Agreements | Second Closing Note                  
Nature of Business and Going Concern [Line Items]                  
Borrowings, face amount   $ 20,000,000              
Initial conversion price | $ / shares   $ 7.89              
Premium over 5-day VWAP   20.00%              
VWAP term   5 days              
Petrichor Financing | Securities Purchase Agreements | Third Closing Note                  
Nature of Business and Going Concern [Line Items]                  
Borrowings, face amount $ 5,000,000                
Initial conversion price | $ / shares $ 7.89                
Premium over 5-day VWAP 20.00%                
VWAP term 5 days                
Petrichor Financing | Securities Purchase Agreements | Subsequent Closing Notes                  
Nature of Business and Going Concern [Line Items]                  
Initial conversion price | $ / shares   $ 7.89   $ 7.89          
Petrichor Financing | Securities Purchase Agreements | Subsequent Closing Notes | Minimum                  
Nature of Business and Going Concern [Line Items]                  
Borrowings, face amount       $ 10,000,000          
Number of loan tranches for remaining borrowing capacity   1   1          
Petrichor Financing | Securities Purchase Agreements | Subsequent Closing Notes | Maximum                  
Nature of Business and Going Concern [Line Items]                  
Maximum borrowing capacity   $ 10,000,000              
Remaining borrowing capacity   $ 20,000,000   $ 20,000,000          
Petrichor Financing | Securities Purchase Agreements | First Closing Warrant                  
Nature of Business and Going Concern [Line Items]                  
Commitment fees payable in warrants       50.00%          
Common shares available through issuance of warrants | shares       110,996          
Exercise price of warrants issued | $ / shares       $ 8.11          
Exercise term of warrants       5 years          
Petrichor Financing | Securities Purchase Agreements | Second Closing Warrant                  
Nature of Business and Going Concern [Line Items]                  
Commitment fees payable in warrants       50.00%          
Commitment fees payable in cash or warrants       50.00%          
Petrichor Financing | SPA First Amendment | Subsequent Closing Notes                  
Nature of Business and Going Concern [Line Items]                  
Remaining borrowing capacity $ 15,000,000                
Initial conversion price | $ / shares $ 7.89     $ 7.89          
Petrichor Financing | SPA First Amendment | Subsequent Closing Notes | Maximum                  
Nature of Business and Going Concern [Line Items]                  
Remaining borrowing capacity       $ 15,000,000          
Bridge Bank | Bridge Bank Term Loan                  
Nature of Business and Going Concern [Line Items]                  
Repayment of term loan     $ 5,000,000            
Licensing Agreement | Norgine Ltd.                  
Nature of Business and Going Concern [Line Items]                  
License agreement funding received           $ 43,200,000 € 40.0    
License agreement funding, potential milestone payments           230,000,000 € 210.0    
Licensing Agreement | Norgine Ltd. | Maximum                  
Nature of Business and Going Concern [Line Items]                  
License agreement funding, potential milestone payments           $ 230,000,000