v3.26.1
Goodwill and Other Intangible Assets - Schedule of Changes in Carrying Amount of Goodwill (Details)
$ in Millions
9 Months Ended
Jun. 30, 2026
USD ($)
Goodwill [Roll Forward]  
Beginning balance $ 1,807
Currency translation (8)
Ending balance 1,799
Americas  
Goodwill [Roll Forward]  
Beginning balance 607
Currency translation 1
Ending balance 608
EMEA  
Goodwill [Roll Forward]  
Beginning balance 0
Currency translation 0
Ending balance 0
Asia  
Goodwill [Roll Forward]  
Beginning balance 1,200
Currency translation (9)
Ending balance $ 1,191