v3.26.1
Inventory
6 Months Ended
Mar. 31, 2026
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
10. INVENTORY

     
Inventories consist of the following components:
March 31,September 30,
20262025
Raw materials$35,916 $30,231 
Work in process13,726 10,546 
Finished goods10,978 8,158 
Parts and supplies66,059 62,601 
Total inventories$126,679 $111,536