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Inventories
9 Months Ended
Jun. 30, 2026
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories consist of (in millions):
June 30, 2026September 30, 2025
Finished goods$468 $502 
Work in process357 331 
Raw materials418 414 
Inventories$1,243 $1,247