DEBT - Long-Term Debt (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Sep. 30, 2025 |
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| Debt Instrument [Line Items] | ||
| Long-term debt | $ 659.0 | $ 919.4 |
| Less: deferred financing costs | 3.9 | 4.6 |
| Long-term debt, net | 655.1 | 914.8 |
| Term Loan | 2022 Credit Agreement - Term Loans | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | 400.3 | 784.1 |
| Term Loan | 2023 Credit Agreement - Term Loan | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | 69.1 | 135.3 |
| 2022 Credit Agreement - Revolving Credit Facility | 2022 Credit Agreement - Term Loans | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | $ 189.6 | $ 0.0 |
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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