v3.26.3
GOODWILL AND INTANGIBLE ASSETS (Tables)
 12 Months Ended
Sep. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Summary of Changes in Carrying Value of Goodwill
The following is a summary of changes in the carrying value of goodwill by segment for the fiscal years ended September 30, 2025 and 2026 (in millions):
Power & ControlAirframeNon-aviationTotal
Balance at September 30, 2024$5,034 $5,306 $79 $10,419 
Goodwill acquired during the period189 13 — 202 
Purchase price allocation adjustments (1)
18 (56)— (38)
Currency translation adjustments and other32 (3)— 29 
Balance at September 30, 20255,273 5,260 79 10,612 
Goodwill acquired during the period2,272 84 — 2,356 
Purchase price allocation adjustments (2)
21 — — 21 
Currency translation adjustments and other(26)(17)— (43)
Balance at September 30, 2026$7,540 $5,327 $79 $12,946 
(1)Primarily related to the opening balance sheet adjustments recorded for the acquisition of Raptor Scientific (Airframe) completed during the fourth quarter of fiscal 2024 and CPI’s Electron Device Business (Power & Control) completed during the third quarter of fiscal 2024, within the allowable measurement period (not to exceed one year from the acquisition date).
(2)Primarily related to the opening balance sheet adjustments recorded for Servotronics (Power & Control) and certain Other Acquisitions (Power & Control) completed during fiscal 2025, within the allowable measurement period (not to exceed one year from the acquisition date). Measurement period adjustments for acquisitions completed during fiscal 2026 are included in goodwill acquired during the period.
Schedule of Intangible Assets
Other intangible assets–net in the consolidated balance sheets consist of the following at September 30 (in millions):
20262025
Gross Carrying AmountAccumulated AmortizationNetGross Carrying AmountAccumulated AmortizationNet
Trademarks and trade names$1,371 $— $1,371 $1,162 $— $1,162 
Technology3,392 1,271 2,121 2,647 1,137 1,510 
Order backlog59 29 30 59 28 31 
Customer relationships1,925 299 1,626 971 225 746 
Other12 8 4 12 7 5 
Total$6,759 $1,607 $5,152 $4,851 $1,397 $3,454 
Schedule of Acquired Indefinite-lived Intangible Assets by Major Class Intangible assets acquired during the fiscal year ended September 30, 2026 are summarized in the table below (in millions):
Gross AmountAmortization Period
Intangible assets not subject to amortization:
Trademarks and trade names$214 
Intangible assets subject to amortization:
Technology & Other766 
10 to 20 years
Order backlog26 
1 to 3 years
Customer relationships959 
10 to 20 years
1,751 
Total$1,965 
Schedule of Aggregate Amortization Expense
Information regarding the amortization expense of amortizable intangible assets is detailed below (in millions):
Annual Amortization Expense:
Fiscal Years Ended September 30,
2026$252 
2025201 
2024161 
Schedule of Finite-Lived Intangible Assets, Future Amortization
Estimated Amortization Expense:
Fiscal Years Ended September 30,
2027$294 
2028271 
2029265 
2030262 
2031253