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Research and Development Activity (Details)
 6 Months Ended 9 Months Ended
Jun. 30, 2025
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2025
GBP (£)
Dec. 31, 2024
USD ($)
Research and Development Activity [Line Items]        
Research and development tax credit receivable   $ 1,704,000   $ 1,181,000
Royalty on net sales of percentage   5.00%    
Fair value assets $ 0 $ 0    
Impairment $ 16,514,000 16,514,000    
Milestone payments   8,100,000 £ 6,000,000  
Accounts payable and accrued liabilities   $ 6,875,000   6,539,000
Percentage of licensor royalty patent grant   1.00%    
Accounts payable and accrued liabilities   $ 25,000   $ 25,000
Maintenance fees   $ 25,000    
Percentage of net sales to pay royalties   2.50% 2.50%  
Agreement expiry period, description   The PITT Agreement expires upon the earlier of: (i) expiration of the last claim of the Patent Rights (as defined in the PITT Agreement) forming the subject matter of the PITT Agreement; or (ii) the date that is 20 years from the effective date of the agreement (June 26, 2037). The PITT Agreement expires upon the earlier of: (i) expiration of the last claim of the Patent Rights (as defined in the PITT Agreement) forming the subject matter of the PITT Agreement; or (ii) the date that is 20 years from the effective date of the agreement (June 26, 2037).  
Great Ormond Street Hospital [Member]        
Research and Development Activity [Line Items]        
Accounts payable and accrued liabilities   $ 300,000