v3.26.1
CONTINGENCIES (Details)
$ in Thousands
6 Months Ended
Jan. 27, 2026
USD ($)
Jun. 03, 2024
USD ($)
Mar. 31, 2026
USD ($)
Sep. 30, 2025
USD ($)
Aug. 02, 2024
installment
Jun. 02, 2023
USD ($)
Loss Contingencies [Line Items]            
Insurance recovery receivable     $ 5,302 $ 16,961    
Envigo RMS, LLC (“Envigo RMS”) Class Action Lawsuit            
Loss Contingencies [Line Items]            
Loss contingency, estimate of possible loss           $ 795
Number of quarterly installments | installment         4  
US DOJ Resolution and Plea Agreements            
Loss Contingencies [Line Items]            
Loss contingency, estimate of possible loss     17,000      
Additional debt to be secured by liens   $ 100,000        
US DOJ Resolution and Plea Agreements | Virginia Animal Fighting Taskforce And Humane Society, United States [Member]            
Loss Contingencies [Line Items]            
Payments to be made   3,000        
US DOJ Resolution and Plea Agreements | National Fish and Wildlife Foundation [Member]            
Loss Contingencies [Line Items]            
Payments to be made   3,500        
US DOJ Agreement - Fines            
Loss Contingencies [Line Items]            
Payments to be made   $ 22,000        
Probation period   5 years        
Monitorship termination, period after completion of selection process   3 years        
Monitorship termination, period after completion of probation   2 months        
US DOJ Agreement - Fines | June 3, 2027            
Loss Contingencies [Line Items]            
Payments to be made   $ 5,000        
US DOJ Agreement - Fines | June 3, 2026            
Loss Contingencies [Line Items]            
Payments to be made   5,000        
US DOJ Agreement - Fines | June 3, 2025            
Loss Contingencies [Line Items]            
Payments to be made   5,000        
US DOJ Agreement - Fines | June 3, 2028            
Loss Contingencies [Line Items]            
Payments to be made   7,000        
US DOJ Agreement, Facility Improvements            
Loss Contingencies [Line Items]            
Payments to be made   7,000        
US DOJ Agreement, Facility Improvements | June 3, 2027            
Loss Contingencies [Line Items]            
Payments to be made   2,000        
US DOJ Agreement, Facility Improvements | June 3, 2026            
Loss Contingencies [Line Items]            
Payments to be made   2,500        
US DOJ Agreement, Facility Improvements | June 3, 2025            
Loss Contingencies [Line Items]            
Payments to be made   $ 2,500        
Securities Class Action Lawsuit            
Loss Contingencies [Line Items]            
Insurance recovery receivable     $ 0 11,000    
Settlement amount expected to be received $ 8,750          
Loss Contingency, Damages Sought     2,250      
Securities Class Action Lawsuit | Certain Insurers            
Loss Contingencies [Line Items]            
Settlement amount expected to be received $ 2,490          
2025 Cybersecurity Incident            
Loss Contingencies [Line Items]            
Insurance recovery receivable     $ 4,618 $ 4,033