v3.22.4
Inventory (Tables)
3 Months Ended
Dec. 31, 2022
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
Inventories consist of the following components:
December 31,September 30,
20222022
Raw materials$12,822 $12,504 
Work in process8,159 8,218 
Finished goods2,335 2,129 
Parts and supplies76,310 73,482 
Total inventories$99,626 $96,333