v3.26.3
XOMA Acquisition (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Jul. 14, 2026
USD ($)
acquisition
$ / shares
Sep. 30, 2026
USD ($)
Sep. 30, 2026
USD ($)
Sep. 30, 2026
USD ($)
Business Combination        
Business Combination, Acquiree's Revenue since Acquisition Date, Actual     $ 12,600  
Business Combination, Acquiree's Earnings (Loss) since Acquisition Date, Actual     22,100  
Contingent earn-out payment   $ 30,009 $ 30,009 $ 30,009
XOMA Royalty Corporation        
Business Combination        
Business Combination, Separately Recognized Transaction, Payment to Purchase Previously Held Shares $ 68,600      
RemainCo        
Business Combination        
Investment owned, net assets, percentage   25.00% 25.00% 25.00%
RemainCo | Former XOMA Royalty Stockholders        
Business Combination        
Investment owned, net assets, percentage   75.00% 75.00% 75.00%
XOMA Royalty Corporation        
Business Combination        
Aggregate acquisition amount 887,013      
Cash payments for acquisition 833,500      
Shares issued, value $ 691,682      
Business combination common stock (in USD per share) | $ / shares $ 39.00      
Repayments of Debt $ 114,621      
Business combination, acquisition-related cost, expense   $ 14,200   $ 19,100
Acquisition-related cost, expensed 27,232      
Precombination services value $ 53,478      
Share based compensation, services value       64,300
Postcombination services value       10,800
Business Combination, Voting Equity Interest Acquired, Percentage 100.00%      
Business Acquisition, Commercial Products | acquisition 7      
Business Acquisition, Development Programs | acquisition 14      
Business Acquisition, Additional Assets In Various Stages of Development | acquisition 100      
Restricted cash $ 47,767      
Receivable due from RemainCo 21,780      
Operating lease right-of-use assets 14,781      
Operating lease liabilities 21,997      
Financial royalty assets: short term $ 18,365      
Severance Costs       7,600
Useful Life (years) 11 years 8 months 12 days      
Contingent earn-out payment   30,000 $ 30,000 30,000
XOMA Royalty Corporation | Discount Rate | Minimum        
Business Combination        
Intnagible Asset Fair Value Measurement input 0.10      
XOMA Royalty Corporation | Discount Rate | Maximum        
Business Combination        
Intnagible Asset Fair Value Measurement input 0.20      
XOMA Royalty Corporation | HilleVax        
Business Combination        
Obligations, Fair Value Disclosure   $ 16,500 $ 16,500 $ 16,500
Operating Lease, Incremental Borrowing Rate 5.20%      
Restricted cash $ 40,800