Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Carrying Amount of Goodwill

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

(in millions)	Americas		EMEA		Asia		Total
Balance at September 30, 2022	$	607	$	295	$	1,155	$	2,057
Business acquisitions	—		—		13		13
Currency translation and other	2		22		—		24
Balance at September 30, 2023	$	609	$	317	$	1,168	$	2,094
Business divestiture	—		—		(5)		(5)
Currency translation and other	(3)		24		54		75
Balance at September 30, 2024	$	606	$	341	$	1,217	$	2,164

Schedule of Other Intangible Assets

Adient's other intangible assets, primarily from business acquisitions valued based on independent appraisals, consisted of:

	September 30, 2024						September 30, 2023
(in millions)	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
Intangible assets
Patented technology	$	81	$	(39)	$	42	$	79	$	(32)	$	47
Customer relationships	563		(246)		317		550		(201)		349
Trademarks and other	25		(13)		12		41		(29)		12
Total intangible assets	$	669	$	(298)	$	371	$	670	$	(262)	$	408