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Inventories (Tables)
3 Months Ended
Dec. 31, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventories
Inventories consist of:
December 31,
2020
September 30,
2020
Raw materials and supplies$7,294 $6,548 
Work-in-process3,956 3,786 
Finished goods5,313 5,235 
Total inventories$16,563 $15,569