Restructuring Charges (Schedule of Restructuring Activities and Related Accruals) (Details) $ in Millions	9 Months Ended
Jun. 30, 2026 USD ($)
Restructuring Reserve [Roll Forward]
Restructuring reserve	$ 16.3
Operating Model Redesign
Restructuring Reserve [Roll Forward]
Restructuring reserve	2.0
Consolidation of Mexico Facilities
Restructuring Reserve [Roll Forward]
Restructuring reserve	5.4
Severance and related benefit costs
Restructuring Reserve [Roll Forward]
Restructuring reserve	16.0
Restructuring charges, charge to income	10.7
Utilized - cash payments	(10.2)
Utilized - non cash	(0.2)
Restructuring reserve	16.3
Severance and related benefit costs \| Operating Model Redesign
Restructuring Reserve [Roll Forward]
Restructuring reserve	2.7
Restructuring charges, charge to income	2.8
Utilized - cash payments	(3.5)
Utilized - non cash	0.0
Restructuring reserve	2.0
Severance and related benefit costs \| Consolidation of Mexico Facilities
Restructuring Reserve [Roll Forward]
Restructuring reserve	13.3
Restructuring charges, charge to income	(1.2)
Utilized - cash payments	(6.5)
Utilized - non cash	(0.2)
Restructuring reserve	5.4
Asset impairment and accelerated depreciation
Restructuring Reserve [Roll Forward]
Restructuring charges, charge to income	6.5
Utilized - non cash	(6.5)
Restructuring reserve	0.0
Asset impairment and accelerated depreciation \| Operating Model Redesign
Restructuring Reserve [Roll Forward]
Restructuring charges, charge to income	3.4
Utilized - non cash	(3.4)
Restructuring reserve	0.0
Asset impairment and accelerated depreciation \| Consolidation of Mexico Facilities
Restructuring Reserve [Roll Forward]
Restructuring charges, charge to income	0.9
Utilized - non cash	(0.9)
Restructuring reserve	0.0
Other exit costs
Restructuring Reserve [Roll Forward]
Restructuring reserve	0.7
Restructuring charges, charge to income	54.7
Utilized - cash payments	(55.4)
Restructuring reserve	0.0
Other exit costs \| Operating Model Redesign
Restructuring Reserve [Roll Forward]
Restructuring reserve	0.0
Restructuring charges, charge to income	4.9
Utilized - cash payments	(4.9)
Restructuring reserve	0.0
Other exit costs \| Consolidation of Mexico Facilities
Restructuring Reserve [Roll Forward]
Restructuring reserve	0.7
Restructuring charges, charge to income	47.4
Utilized - cash payments	(48.1)
Restructuring reserve	$ 0.0

Restructuring charges, charge to income

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Balance Type:	debit
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- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 17
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-17

+ Details

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Period Type:	duration

- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4.b.2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

+ Details

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

Amount of decrease in the reserve for full or partial settlement through consideration other than cash.

+ References

+ Details

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