Property, Plant and Equipment - Additional Information (Details) - USD ($) $ in Millions	9 Months Ended
Jun. 30, 2025	Jun. 30, 2024
Property, Plant and Equipment [Line Items]
Impairment of property, plant and equipment	$ 10.6	$ 0.0
Cost of products sold
Property, Plant and Equipment [Line Items]
Impairment of property, plant and equipment	6.3
Research and development expense
Property, Plant and Equipment [Line Items]
Impairment of property, plant and equipment	$ 4.3

The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483499/205-20-50-1

Name:	us-gaap_TangibleAssetImpairmentCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration