Income Taxes (Narrative) (Details) $ in Millions	Sep. 30, 2025 USD ($) country	Sep. 30, 2024 USD ($)
Income Tax Disclosure [Abstract]
Foreign subsidiary earnings, indefinitely invested	$ 872.9
Unrecognized tax benefits that would impact effective tax rate	10.4
Unrecognized tax benefits, interest accrued	2.3	$ 3.9
Unrecognized tax benefits, deferred tax asset excluded from interest accrued	$ 0.3	$ 0.7
Number of foreign jurisdictions \| country	30

Income Taxes, Number of Foreign Jurisdictions Where Taxes Are Filed

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Unrecognized Tax Benefits, Deferred Tax Asset Excluded from Interest on Income Taxes Accrued

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Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
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Amount of interest expense accrued for an underpayment of income taxes.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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