v3.26.1
GOODWILL AND INTANGIBLE ASSETS - Summary of Changes in Carrying Value of Goodwill (by Segment) (Details)
$ in Millions
6 Months Ended
Mar. 28, 2026
USD ($)
Goodwill [Roll Forward]  
Balance at September 30, 2025 $ 10,612
Goodwill acquired during the period 425
Purchase price allocation adjustments 21
Currency translation adjustments and other (20)
Balance at March 28, 2026 11,038
Power & Control  
Goodwill [Roll Forward]  
Balance at September 30, 2025 5,273
Goodwill acquired during the period 365
Purchase price allocation adjustments 21
Currency translation adjustments and other (15)
Balance at March 28, 2026 5,644
Airframe  
Goodwill [Roll Forward]  
Balance at September 30, 2025 5,260
Goodwill acquired during the period 60
Purchase price allocation adjustments 0
Currency translation adjustments and other (5)
Balance at March 28, 2026 5,315
Non-aviation  
Goodwill [Roll Forward]  
Balance at September 30, 2025 79
Goodwill acquired during the period 0
Purchase price allocation adjustments 0
Currency translation adjustments and other 0
Balance at March 28, 2026 $ 79