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Goodwill and Other Intangible Assets
 6 Months Ended
Mar. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Other Intangible Assets
5. Goodwill and Other Intangible Assets

The changes in the carrying amount of goodwill are as follows:

(in millions)AmericasEMEAAsiaTotal
Balance at September 30, 2023$609 $317 $1,168 $2,094 
Business divestiture (1)
— — (5)(5)
Currency translation and other— 9 1 10 
Balance at March 31, 2024
$609 $326 $1,164 $2,099 

(1) Refer to Note 3, "Acquisitions and Divestitures," for information on the sale of 51% of Adient's interest in LFADNT.

Refer to Note 15, "Segment Information," of the notes to consolidated financial statements for more information on Adient's reportable segments.
Adient's intangible assets, primarily from business acquisitions valued based on independent appraisals, consisted of:

 March 31, 2024September 30, 2023
(in millions)Gross
Carrying
Amount		Accumulated
Amortization		NetGross
Carrying
Amount		Accumulated
Amortization		Net
Intangible assets
Patented technology$79 $(35)$44 $79 $(32)$47 
Customer relationships547 (221)326 550 (201)349 
Trademarks— — — 17 (17)— 
Miscellaneous24 (12)12 24 (12)12 
Total intangible assets$650 $(268)$382 $670 $(262)$408 

Amortization of intangible assets for the six months ended March 31, 2024 and 2023 was $23 million and $25 million, respectively.