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Nature of Business and Liquidity (Details)
$ / shares in Units, $ in Thousands, € in Millions
 3 Months Ended 12 Months Ended
Dec. 18, 2024
USD ($)
Dec. 04, 2023
USD ($)
$ / shares
Sep. 23, 2022
USD ($)
$ / shares
shares
Aug. 19, 2022
USD ($)
$ / shares
Aug. 01, 2022
USD ($)
$ / shares
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Dec. 31, 2024
USD ($)
Mar. 17, 2024
USD ($)
Mar. 17, 2024
EUR (€)
Dec. 31, 2023
USD ($)
Nature of Business and Going Concern [Line Items]                      
Operating Income (Loss)           $ 808 $ (13,743)        
Accumulated Deficit           220,846   $ 219,681      
Net cash used in operating activities           4,318 (39,047)        
Petrichor Financing                      
Nature of Business and Going Concern [Line Items]                      
Repayment of debt               13,000      
Petrichor Financing | Securities Purchase Agreements | Secured Convertible Debt                      
Nature of Business and Going Concern [Line Items]                      
Maximum borrowing capacity         $ 45,000            
Commitment fee percentage     2.00%                
Commitment fees payable in warrants     50.00%                
Commitment fees payable in cash or warrants     50.00%                
Exercise price of warrants issued | $ / shares     $ 8.11                
Exercise term of warrants     5 years                
Petrichor Financing | Securities Purchase Agreements | Secured Convertible Debt | Maximum                      
Nature of Business and Going Concern [Line Items]                      
Maximum borrowing capacity         45,000            
Petrichor Financing | Securities Purchase Agreements | First Closing Note                      
Nature of Business and Going Concern [Line Items]                      
Borrowings, face amount       $ 5,000 $ 5,000            
Initial conversion price | $ / shares       $ 8.11 $ 8.11            
Premium over 5-day VWAP       20.00% 20.00%            
VWAP term       5 days 5 days            
Petrichor Financing | Securities Purchase Agreements | Second Closing Note                      
Nature of Business and Going Concern [Line Items]                      
Borrowings, face amount     $ 20,000                
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                  
Initial conversion price | $ / shares   $ 7.89                  
Premium over 5-day VWAP   20.00%                  
VWAP term   5 days                  
Petrichor Financing | Securities Purchase Agreements | First Closing Warrant                      
Nature of Business and Going Concern [Line Items]                      
Common shares available through issuance of warrants | shares     55,498                
Petrichor Financing | Securities Purchase Agreements | Second Closing Warrant                      
Nature of Business and Going Concern [Line Items]                      
Common shares available through issuance of warrants | shares     55,498                
Petrichor Financing | SPA First Amendment | Subsequent Closing Notes                      
Nature of Business and Going Concern [Line Items]                      
Maximum borrowing capacity   $ 15,000                 $ 15,000
Remaining borrowing capacity               $ 15,000      
Petrichor Financing | Redemption Agreement | Note Redemptions                      
Nature of Business and Going Concern [Line Items]                      
Notes payable           $ 19,477          
Repayment of debt $ 13,000                    
Principal repayments on debt 11,800                    
PIK interest repayments on debt $ 1,271                    
Bridge Bank | Bridge Bank Term Loan                      
Nature of Business and Going Concern [Line Items]                      
Repayment of debt       $ 5,000 $ 5,000            
Licensing Agreement | Norgine Ltd.                      
Nature of Business and Going Concern [Line Items]                      
License agreement funding received             43,000   $ 43,200 € 40.0  
License agreement funding, potential milestone payments             $ 230,000   $ 230,000 € 210.0