Debt And Derivatives - Schedule of Debt (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Sep. 30, 2025 |
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| Debt Instrument [Line Items] | ||
| Debt principal | $ 1,653,548 | |
| Total debt principal | 1,653,548 | $ 1,346,875 |
| Less: Unamortized debt-issuance costs and discounts | (16,613) | (12,602) |
| Total debt | 1,636,935 | 1,334,273 |
| Less: Current portion of long-term debt | (71,599) | (52,680) |
| Long-term debt | 1,565,336 | 1,281,593 |
| Term Loan | Term Loan A (TLA) | ||
| Debt Instrument [Line Items] | ||
| Debt principal | 819,375 | 853,125 |
| Term Loan | Term Loan B (TLB) | ||
| Debt Instrument [Line Items] | ||
| Debt principal | 814,173 | 493,750 |
| Revolver | Revolver | ||
| Debt Instrument [Line Items] | ||
| Debt principal | $ 20,000 | $ 0 |
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- Definition Debt, Long-Term and Short-Term, Combined, Gross No definition available.
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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://www.xbrl.org/2009/role/commonPracticeRef
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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 of unamortized debt discount (premium) and debt issuance costs. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Represents the aggregate of total long-term debt, including current maturities and short-term debt. No definition available.
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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