Quarterly report pursuant to Section 13 or 15(d)

Debt And Derivatives - Schedule of Debt (Details)

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Debt And Derivatives - Schedule of Debt (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Sep. 30, 2024
Debt Instrument [Line Items]    
Debt principal $ 1,401,250  
Total debt principal 1,401,250 $ 1,145,819
Less: Unamortized debt-issuance costs and discounts (13,088) (13,726)
Total debt 1,388,162 1,132,093
Less: Current portion of long-term debt (34,945) (40,139)
Long-term debt 1,353,217 1,091,954
Secured Debt | Term Loan A (TLA)    
Debt Instrument [Line Items]    
Debt principal 633,750 641,875
Secured Debt | Term Loan B (TLB)    
Debt Instrument [Line Items]    
Debt principal 497,500 498,750
Subsidiary loan agreements    
Debt Instrument [Line Items]    
Subsidiary loan agreements 0 5,194
Revolver | Revolving Credit Facility    
Debt Instrument [Line Items]    
Debt principal $ 270,000 $ 0