Goodwill (Tables)

6 Months Ended

Mar. 31, 2026

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Changes to the carrying amount of consolidated goodwill by segment for the six months ended 31 March 2026 are as follows:

	Americas	Asia	Europe	Middle East and India	Corporate and other	Total
Goodwill, net as of 30 September 2025	$143.5	$172.5	$597.9	$15.8	$34.2	$963.9
Currency translation	1.5	(0.7)	(6.1)	—	0.1	(5.2)
Goodwill, net as of 31 March 2026	$145.0	$171.8	$591.8	$15.8	$34.3	$958.7

	31 March	30 September
	2026	2025
Goodwill, gross	$1,244.4	$1,238.6
Accumulated impairment losses(A)	(285.7)	(274.7)
Goodwill, net	$958.7	$963.9

(A) Accumulated impairment losses are attributable to our Latin America reporting unit ("LASA") within the Americas segment and include the impact of currency translation.