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Inventories, net (Tables)
12 Months Ended
Sep. 30, 2025
Inventory Disclosure [Abstract]  
Schedule of Inventories
Inventories at September 30 consist of:
20252024
Raw materials and supplies$1,416 $1,044 
Work-in-process1,325 3,419 
Finished goods1,451 1,767 
Total inventories$4,192 $6,230