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Reportable Segments and Geographic Information - Geographic Information (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2022
--- | --- | --- | ---
Geographic Information |  |  |
Long-Lived Assets | $ 4,558.9 | $ 4,624.3 | $ 5,032.4
Americas |  |  |
Geographic Information |  |  |
Long-Lived Assets | 3,315.3 | 3,478.5 | 3,906.7
Europe, Middle East India, Africa |  |  |
Geographic Information |  |  |
Long-Lived Assets | 872.9 | 803.5 | 763.6
Asia-Australia-Pacific |  |  |
Geographic Information |  |  |
Long-Lived Assets | $ 370.7 | $ 342.3 | $ 362.1

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- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 41 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-41 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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