Supplemental Financial Statement Information (Supplemental Statement of Income Information) (Details) - USD ($) $ in Millions |
3 Months Ended | |
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Dec. 31, 2025 |
Dec. 31, 2024 |
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| Financial Statement Related Disclosures [Abstract] | ||
| Interest income | $ (0.7) | $ (1.2) |
| Foreign currency exchange gain (loss) | 1.3 | (3.8) |
| Pension cost other than service costs | 0.5 | 0.0 |
| Total Other items, net | $ 1.1 | $ (5.0) |
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- Definition Defined Benefit Plan, Gain (Loss) No definition available.
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- Definition Financial Statement Related Disclosures [Abstract] No definition available.
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- Definition Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of interest income earned from interest bearing assets classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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