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LONG-TERM DEBT (Tables) | 6 Months Ended
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Mar. 31, 2025
Debt Disclosure [Abstract] |
Schedule of Long-Term Debt | Debt at March 31, 2025 and September 30, 2024 consisted of the following:
|  | At March 31, 2025 |  | At September 30, 2024
|  | Outstanding Balance |  | Original Issuer Premium/(Discount) |  | Capitalized Fees & Expenses |  | Balance Sheet |  |  | Coupon Interest Rate |  | Outstanding Balance |  | Original Issuer Premium/(Discount) |  | Capitalized Fees & Expenses |  | Balance Sheet |  |  | Coupon Interest Rate
Senior notes due 2028 | (a) | $ | 974,775 |  |  | $ | 145 |  |  | (5,890) |  |  | $ | 969,030 |  |  |  | 5.75 | % |  | $ | 974,775 |  |  | $ | 169 |  |  | $ | (6,900) |  |  | $ | 968,044 |  |  |  | 5.75 | %
Term Loan B due 2029 | (b) | 453,000 |  |  | (530) |  |  | (4,795) |  |  | 447,675 |  |  |  | Variable |  | 457,000 |  |  | (599) |  |  | (5,420) |  |  | 450,981 |  |  |  | Variable
Revolver due 2028 | (b) | 122,500 |  |  | — |  |  | (2,486) |  |  | 120,014 |  |  |  | Variable |  | 107,500 |  |  | — |  |  | (2,859) |  |  | 104,641 |  |  |  | Variable
Non US lines of credit | (c) | — |  |  | — |  |  | (72) |  |  | (72) |  |  |  | Variable |  | — |  |  | — |  |  | (2) |  |  | (2) |  |  |  | Variable
Other long term debt | (d) | 324 |  |  | — |  |  | — |  |  | 324 |  |  |  | Variable |  | 410 |  |  | — |  |  | (22) |  |  | 388 |  |  |  | Variable
Totals |  | 1,550,599 |  |  | (385) |  |  | (13,243) |  |  | 1,536,971 |  |  |  |  |  | 1,539,685 |  |  | (430) |  |  | (15,203) |  |  | 1,524,052 |  |  |  |
less: Current portion |  | (8,133) |  |  | — |  |  | — |  |  | (8,133) |  |  |  |  |  | (8,155) |  |  | — |  |  | — |  |  | (8,155) |  |  |  |
Long-term debt |  | $ | 1,542,466 |  |  | $ | (385) |  |  | $ | (13,243) |  |  | $ | 1,528,838 |  |  |  |  |  | $ | 1,531,530 |  |  | $ | (430) |  |  | $ | (15,203) |  |  | $ | 1,515,897 |  |  |  |
Schedule of Interest Expense Incurred | Interest expense for the three and six months ended March 31, 2025 and 2024 consists of the following:
|  | Three Months Ended March 31, 2025 |  | Three Months Ended March 31, 2024
|  | Effective Interest Rate |  | Cash Interest |  | Amort. Debt (Premium)/Discount |  | Amort. Debt Issuance Costs & Other Fees |  | Total Interest Expense |  | Effective Interest Rate |  | Cash Interest |  | Amort. Debt (Premium)/Discount |  | Amort. Debt Issuance Costs & Other Fees |  | Total Interest Expense
Senior notes due 2028 | (a) | 6.0 | % |  | $ | 14,020 |  |  | $ | (12) |  |  | $ | 505 |  |  | $ | 14,513 |  |  | 6.0 | % |  | $ | 14,012 |  |  | $ | (12) |  |  | $ | 505 |  |  | $ | 14,505 |
Term Loan B due 2029 | (b) | 6.8 | % |  | 7,328 |  |  | 34 |  |  | 312 |  |  | 7,674 |  |  | 8.2 | % |  | 9,027 |  |  | 42 |  |  | 331 |  |  | 9,400 |
Revolver due 2028 | (b) | Variable |  | 1,669 |  |  | — |  |  | 187 |  |  | 1,856 |  |  | Variable |  | 2,231 |  |  | — |  |  | 187 |  |  | 2,418 |
Non US lines of credit | (c) | Variable |  | 72 |  |  | — |  |  | 15 |  |  | 87 |  |  | Variable |  | 14 |  |  | — |  |  | 4 |  |  | 18 |
Other long term debt | (d) | Variable |  | 19 |  |  | — |  |  | — |  |  | 19 |  |  | Variable |  | 115 |  |  | — |  |  | 1 |  |  | 116 |
Capitalized interest |  |  |  | (219) |  |  | — |  |  | — |  |  | (219) |  |  |  |  | (308) |  |  | — |  |  | — |  |  | (308) |
Totals |  |  |  | $ | 22,889 |  |  | $ | 22 |  |  | $ | 1,019 |  |  | $ | 23,930 |  |  |  |  | $ | 25,091 |  |  | $ | 30 |  |  | $ | 1,028 |  |  | $ | 26,149 |
|  | Six Months Ended March 31, 2025 |  | Six Months Ended March 31, 2024
|  | Effective Interest Rate |  | Cash Interest |  | Amort. Debt (Premium)/Discount |  | Amort. Debt Issuance Costs & Other Fees |  | Total Interest Expense |  | Effective Interest Rate |  | Cash Interest |  | Amort. Debt (Premium)/Discount |  | Amort. Debt Issuance Costs & Other Fees |  | Total Interest Expense
Senior notes due 2028 | (a) | 6.0 | % |  | $ | 28,032 |  |  | $ | (24) |  |  | $ | 1,010 |  |  | $ | 29,018 |  |  | 6.0 | % |  | $ | 28,024 |  |  | $ | (24) |  |  | $ | 1,010 |  |  | $ | 29,010 |
Term Loan B due 2029 | (b) | 7.0 | % |  | 15,383 |  |  | 69 |  |  | 625 |  |  | 16,077 |  |  | 8.2 | % |  | 18,244 |  |  | 85 |  |  | 661 |  |  | 18,990 |
Revolver due 2028 | (b) | Variable |  | 3,546 |  |  | — |  |  | 373 |  |  | 3,919 |  |  | Variable |  | 3,139 |  |  | — |  |  | 373 |  |  | 3,512 |
Non US lines of credit | (c) | Variable |  | 74 |  |  | — |  |  | 17 |  |  | 91 |  |  | Variable |  | 14 |  |  | — |  |  | 8 |  |  | 22 |
Other long term debt | (d) | Variable |  | 78 |  |  | — |  |  | — |  |  | 78 |  |  | Variable |  | 417 |  |  | — |  |  | 1 |  |  | 418 |
Capitalized interest |  |  |  | (366) |  |  | — |  |  | — |  |  | (366) |  |  |  |  | (504) |  |  | — |  |  | — |  |  | (504) |
Totals |  |  |  | $ | 46,747 |  |  | $ | 45 |  |  | $ | 2,025 |  |  | $ | 48,817 |  |  |  |  | $ | 49,334 |  |  | $ | 61 |  |  | $ | 2,053 |  |  | $ | 51,448 |

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