v3.24.0.1
LONG-TERM DEBT (Tables)
 3 Months Ended
Dec. 31, 2023
Debt Disclosure [Abstract]  
Schedule of Long-Term Debt
  At December 31, 2023At September 30, 2023
   Outstanding BalanceOriginal Issuer Premium/(Discount)Capitalized Fees & ExpensesBalance SheetCoupon Interest RateOutstanding BalanceOriginal Issuer Premium/(Discount)Capitalized Fees & ExpensesBalance SheetCoupon Interest Rate
Senior notes due 2028(a)$974,775 $206 (8,415)$966,566 5.75 %$974,775 $218 $(8,920)$966,073 5.75 %
Term Loan B due 2029(b)461,000 (880)(6,708)453,412 Variable463,000 (922)(7,039)455,039 Variable
Revolver due 2025(b)21,500 — (3,419)18,081 Variable50,445 — (3,606)46,839 Variable
Non US lines of credit(d)— — — — Variable— — (3)(3)Variable
Other long term debt(e)1,461 — (11)1,450 Variable1,592 — (11)1,581 Variable
Totals 1,458,736 (674)(18,553)1,439,509  1,489,812 (704)(19,579)1,469,529  
less: Current portion (9,274)— — (9,274) (9,625)— — (9,625) 
Long-term debt $1,449,462 $(674)$(18,553)$1,430,235  $1,480,187 $(704)$(19,579)$1,459,904  
Schedule of Interest Expense Incurred
  Three Months Ended December 31, 2023Three Months Ended December 31, 2022
  Effective Interest RateCash InterestAmort. Debt (Premium)/DiscountAmort. Debt Issuance Costs & Other FeesTotal Interest ExpenseEffective Interest RateCash InterestAmort. Debt (Premium)/DiscountAmort.
Debt Issuance Costs
& Other Fees		Total Interest Expense
Senior notes due 2028(a)5.9 %$14,012 $(12)$505 $14,505 5.9 %$14,012 $(12)$505 $14,505 
Term Loan B due 2029(b)7.8 %9,217 43 330 9,590 6.6 %7,808 43 351 8,202 
Revolver due 2025(b)Variable908 — 186 1,094 Variable1,344 — 123 1,467 
Finance lease - real estate(c)n/a— — — — 5.6 %178 — — 178 
Non US lines of credit(d)Variable— — 4 4 Variable155 — 13 168 
Other long term debt(e)Variable302 — — 302 Variable130 — — 130 
Capitalized interest  (196)— — (196) (2)— — (2)
Totals  $24,243 $31 $1,025 $25,299  $23,625 $31 $992 $24,648