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Inventory
9 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
10. INVENTORY

     
Inventories consist of the following components:
June 30,September 30,
20212020
Raw materials$5,264 $3,232 
Work in process5,928 4,894 
Finished goods1,537 1,186 
Parts and supplies58,833 15,577 
Total inventories$71,562 $24,889