v3.25.2
Bankruptcy Proceedings - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Jul. 14, 2025
Jun. 26, 2025
Jun. 13, 2025
Jun. 06, 2025
Jun. 05, 2025
May 05, 2025
Apr. 28, 2025
Jun. 30, 2025
Jun. 30, 2024
Mar. 31, 2025
Mar. 23, 2025
Reorganization, Chapter 11 [Line Items]                      
Work fee               $ 500      
Proceeds from borrowings under DIP facility               25,000 $ 0    
Reorganization fees payable               26,200   $ 1,400  
Research Institute | Asset Purchase Agreement                      
Reorganization, Chapter 11 [Line Items]                      
Asset acquisition purchase price in cash     $ 305,000                
Research Institute | Excluded Business Assets                      
Reorganization, Chapter 11 [Line Items]                      
Asset acquisition purchase price in cash     $ 2,500                
Regeneron                      
Reorganization, Chapter 11 [Line Items]                      
Break-up fee       $ 10,000              
Subsequent Event                      
Reorganization, Chapter 11 [Line Items]                      
Proceeds from sale of assets $ 302,500                    
Subsequent Event | Research Institute | Asset Purchase Agreement                      
Reorganization, Chapter 11 [Line Items]                      
Proceeds from sale of assets 302,500                    
Subsequent Event | Research Institute | Excluded Business Assets                      
Reorganization, Chapter 11 [Line Items]                      
Asset acquisition purchase price in cash 2,500                    
DIP Credit Facility                      
Reorganization, Chapter 11 [Line Items]                      
DIP additional commitment amount (up to)         $ 60,000            
Proceeds from borrowings under DIP facility   $ 15,000                  
DIP borrowings               25,000      
Interest paid               300      
Payments of financing costs               $ 500      
DIP Credit Facility | Subsequent Event                      
Reorganization, Chapter 11 [Line Items]                      
Repayments of borrowings 25,000                    
Exit fees paid 2,400                    
Legal fees paid $ 500                    
Initial DIP Commitment                      
Reorganization, Chapter 11 [Line Items]                      
Aggregate principal amount             $ 10,000        
DIP interest rate             4.00%        
Delayed Draw DIP Commitments                      
Reorganization, Chapter 11 [Line Items]                      
DIP additional commitment amount (up to)             $ 25,000        
DIP interest rate             4.00%        
Debtor In Possession Facility                      
Reorganization, Chapter 11 [Line Items]                      
DIP interest rate             14.00%        
Commitment fee percentage             2.00%        
Work fee             $ 100        
Proceeds from borrowings under DIP facility           $ 10,000          
Secured Debt | DIP Credit Facility                      
Reorganization, Chapter 11 [Line Items]                      
Aggregate principal amount                     $ 35,000