v3.26.1
Investment Transactions (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended
Jun. 22, 2026
USD ($)
May 01, 2026
USD ($)
$ / shares
Dec. 18, 2025
USD ($)
Nov. 06, 2025
USD ($)
$ / shares
Sep. 24, 2025
USD ($)
installment
shares
Aug. 04, 2025
USD ($)
$ / shares
Feb. 24, 2025
USD ($)
Apr. 30, 2026
shares
Jun. 30, 2026
USD ($)
$ / shares
Sep. 30, 2025
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
Jun. 30, 2025
USD ($)
Dec. 31, 2025
$ / shares
Jul. 31, 2025
USD ($)
Asset Acquisition                              
Interest income                 $ 7,298   $ 1,621 $ 13,953 $ 3,392    
Arecor Limited                              
Asset Acquisition                              
Asset acquisition, consideration transferred         $ 7,000                    
Asset acquisition, deferred consideration payable         $ 1,000                    
Asset acquisition, deferred consideration, number of installments | installment         2                    
Asset acquisition financial royalty assets         $ 800                    
(AT220) Financial Royalty | Arecor Limited                              
Asset Acquisition                              
Asset acquisition financial royalty assets         4,800                    
(AT229) Financial Royalty | Arecor Limited                              
Asset Acquisition                              
Asset acquisition financial royalty assets         1,900                    
Payment for contingent consideration liability, investing activities         3,000                    
Pelthos                              
Asset Acquisition                              
Amortization of debt discount (premium)                 $ 400     $ 800      
Common Stock                              
Asset Acquisition                              
Equity issuance cost     $ 700                        
Orchestra Warrant                              
Asset Acquisition                              
Warrants term (in years)   9 years 3 months 18 days             9 years 1 month 6 days     9 years 1 month 6 days   9 years 7 months 6 days  
Orchestra Warrant | Option Volatility                              
Asset Acquisition                              
Warrant measurement input (as a percent)   0.71             0.71     0.71   0.72  
Orchestra Warrant | Risk Free Interest Rate                              
Asset Acquisition                              
Warrant measurement input (as a percent)   0.044             0.044     0.044   0.042  
Series A Warrants                              
Asset Acquisition                              
Equity issuance cost     100                        
Leaona Bio Series B Warrants                              
Asset Acquisition                              
Equity issuance cost     200                        
Acecor Warrants                              
Asset Acquisition                              
Payments for repurchase of warrants         $ 500                    
Warrants term (in years)         10 years       9 years 2 months 12 days     9 years 2 months 12 days   9 years 8 months 12 days  
Securities called by warrants (in shares) | shares         1,002,739                    
Acecor Warrants | Option Volatility                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.31     0.31   0.33  
Acecor Warrants | Risk Free Interest Rate                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.048     0.048   0.046  
Acecor Warrants | Measurement Input, Share Price                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.63     0.63   0.81  
Castle Creek Warrant                              
Asset Acquisition                              
Warrants term (in years)                 4 years 2 months 12 days     4 years 2 months 12 days   2 years 8 months 12 days  
Castle Creek Warrant | Option Volatility                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.90     0.90   1.10  
Castle Creek Warrant | Risk Free Interest Rate                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.042     0.042   0.035  
Orchestra Warrant                              
Asset Acquisition                              
Payments to acquire equity securities, fv-ni   $ 2,700                          
Research and Development Funding                              
Asset Acquisition                              
Payments to acquire equity securities, fv-ni                 $ 12,300            
Orchestra BioMed                              
Asset Acquisition                              
Payments to acquire equity securities, fv-ni           $ 5,000                  
Price per share | $ / shares           $ 2.75                  
Orchestra Warrant                              
Asset Acquisition                              
Payments for repurchase of warrants           $ 2,300                  
Recognized research and development expense                   $ 17,800          
Zerion Pharma                              
Asset Acquisition                              
Acquire investments $ 3,300                            
Additional ordinary shares (in shares) | shares               300,000              
Royalty income rate (as percent) 11.00%                            
Annual revenue $ 15,000                            
Royalty income rate, upper tier (as percent) 1.00%                            
Annual royalty payment $ 300                            
Zerion Pharma | Royalty Rights                              
Asset Acquisition                              
Acquire investments 2,300                            
Zerion Pharma | Ordinary Shares                              
Asset Acquisition                              
Acquire investments $ 1,000                            
LeonaBio                              
Asset Acquisition                              
Payments to acquire common stock and warrants     $ 1,000                        
LeonaBio | Series A Warrants                              
Asset Acquisition                              
Warrants term (in years)                 4 months 24 days     4 months 24 days   10 months 24 days  
LeonaBio | Series A Warrants | Option Volatility                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.90     0.90   0.80  
LeonaBio | Series A Warrants | Risk Free Interest Rate                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.04     0.04   0.035  
LeonaBio | Series A Warrants | Measurement Input, Share Price                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 9.19     9.19   7.57  
LeonaBio | Leaona Bio Series B Warrants                              
Asset Acquisition                              
Warrants term (in years)                 1 year 1 month 6 days     1 year 1 month 6 days   1 year 7 months 6 days  
LeonaBio | Leaona Bio Series B Warrants | Option Volatility                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.87     0.87   0.83  
LeonaBio | Leaona Bio Series B Warrants | Risk Free Interest Rate                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 0.04     0.04   0.035  
LeonaBio | Leaona Bio Series B Warrants | Measurement Input, Share Price                              
Asset Acquisition                              
Warrant measurement input (as a percent)                 9.19     9.19   7.57  
Pelthos Convertible Notes                              
Asset Acquisition                              
Payments to acquire loan       $ 9,000                      
Effective interest rate (percent)       8.50%                      
Loan receivable, conversion price | $ / shares       $ 29.73                      
Accounts receivable, issuance cost       $ 300                      
Convertible receivable, embedded conversion value       4,800                      
Convertible receivable, receivable value       3,800                      
Unrealized gain (loss) on hybrid instrument, net                 $ 1,900     $ (100)      
Pelthos Convertible Notes | Xepi                              
Asset Acquisition                              
Convertible receivable, embedded conversion value       500                      
Pelthos Convertible Notes | Sato                              
Asset Acquisition                              
Convertible receivable, embedded conversion value       200                      
Pelthos Convertible Notes | Purchasers                              
Asset Acquisition                              
Payments to acquire loan       $ 18,000                      
Pelthos Convertible Notes | Option Volatility | Pelthos | Notes Receivable                              
Asset Acquisition                              
Derivative liability, measurement input                 0.73     0.73   0.60  
Pelthos Convertible Notes | Risk Free Interest Rate | Pelthos | Notes Receivable                              
Asset Acquisition                              
Derivative liability, measurement input                 0.041     0.041   0.035  
Pelthos Convertible Notes | Measurement Input, Share Price | Pelthos | Notes Receivable                              
Asset Acquisition                              
Derivative liability, measurement input                 28.26     28.26   31  
Pelthos Convertible Notes | Measurement Input, Expected Term | Pelthos | Notes Receivable                              
Asset Acquisition                              
Derivative liability, measurement input                 1.4     1.4   1.9  
Pelthos                              
Asset Acquisition                              
Interest income                 $ 200     $ 400      
Pelthos | Common Stock                              
Asset Acquisition                              
Ownership percentage                 49.90%     49.90%      
Castle Creek Investment                              
Asset Acquisition                              
Payments for repurchase of warrants                       $ 5,800      
Recognized research and development expense                         $ 44,300    
Payments to acquire productive assets             $ 50,000         $ 50,100      
Receivable with imputed interest, face amount             8,300                
Payments to acquire notes receivable             1,800                
Castle Creek Investment | Purchasers                              
Asset Acquisition                              
Payments to acquire productive assets             75,000                
Castle Creek Investment | Other Purchasers                              
Asset Acquisition                              
Payments to acquire productive assets             $ 25,000                
Orchestra BioMed                              
Asset Acquisition                              
Other commitment, investment amount, maximum                             $ 40,000
Investment amount, at closing           20,000                  
Payments to acquire equity securities, fv-ni   $ 15,000                          
Orchestra BioMed | Orchestra Warrant | Measurement Input, Share Price                              
Asset Acquisition                              
Warrant measurement input (as a percent) | $ / shares   3.97             4.32     4.32   4.15  
Orchestra BioMed | Hurdle One                              
Asset Acquisition                              
Contracted royalty revenue           $ 100,000