v3.26.1
COMMITMENTS AND CONTINGENCIES (Details)
$ in Millions
Jan. 07, 2026
USD ($)
Jun. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Oct. 30, 2024
action
Feb. 01, 2023
action
Loss Contingencies [Line Items]          
Number of actions | action       2 2
Litigation settlement, amount awarded to other party $ 4.9        
Payments for legal settlements $ 1.0        
Ogden, Utah Facility          
Loss Contingencies [Line Items]          
Loss contingency liability, current   $ 2.4      
Estimated insurance recoveries   2.3      
Goderich Plan Facility          
Loss Contingencies [Line Items]          
Loss contingency liability, current   47.0 $ 51.8    
Estimated insurance recoveries   44.6 47.0    
Loss contingency liability, noncurrent   $ 1.7 $ 0.0