Quarterly report pursuant to Section 13 or 15(d)

Debt And Derivatives - Schedule of Debt (Details)

v3.23.1
Debt And Derivatives - Schedule of Debt (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Sep. 30, 2022
Debt Instrument [Line Items]    
Term loans $ 1,298,256 $ 1,366,314
Less: Unamortized debt-issuance costs and discounts (8,738) (10,373)
Total debt 1,289,518 1,355,941
Less: Current portion of long-term debt (84,490) (63,458)
Long-term debt 1,205,028 1,292,483
Secured Debt | Term Loan A, due 2026    
Debt Instrument [Line Items]    
Term loans 943,750 971,250
Secured Debt | Term Loan B, due 2028    
Debt Instrument [Line Items]    
Term loans 346,721 395,000
Subsidiary loan agreements    
Debt Instrument [Line Items]    
Term loans $ 7,785 $ 64