General form for registration of securities under the Securities Act of 1933

Commitments and Contingencies (Details)

v3.26.1
Commitments and Contingencies (Details)
£ in Millions, shares in Millions
9 Months Ended 12 Months Ended
Nov. 23, 2025
USD ($)
shares
Apr. 03, 2024
Feb. 28, 2026
USD ($)
May 31, 2025
USD ($)
item
Nov. 30, 2025
USD ($)
May 31, 2025
GBP (£)
May 31, 2024
USD ($)
Commitments and Contingencies              
Legal settlement accrued     $ 12,745,000 $ 50,000 $ 16,500,000   $ 7,000
Class action lawsuit - settlement payable in cash $ 500,000            
Class action lawsuit - settlement payable in shares (in shares) | shares 49            
Side Letter Agreement With Samsung              
Commitments and Contingencies              
Contractual obligation, percentage of qualifying revenue agreed to pay   20.00% 20.00%        
Amount of contractual obligation included in other liabilities     $ 43,600,000 43,600,000      
Progenics Purchase Agreement              
Commitments and Contingencies              
Amount of milestone payments payable       $ 5,000,000      
Percentage of royalty payable       3.50%      
Amount payable upon filing BLA with FDA       $ 500,000      
Amount payable upon FDA approval       500,000      
Annual maintenance fees       $ 150,000      
Progenics Purchase Agreement | Royalty Payable in Initial 10 Years              
Commitments and Contingencies              
Percentage of royalty payable       5.00%      
Lonza Agreement              
Commitments and Contingencies              
Number of contract manufacturers | item       2      
Annual license fee       $ 350,000   £ 0.3  
Royalty on net sales (as a percent)       2.00%   2.00%