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Securitization - Condensed Consolidated Balance Sheet (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Sep. 30, 2024
--- | --- | ---
Variable Interest Entity [Line Items] |  |
Restricted cash and cash equivalents | $ 1,116 | $ 1,516
Other current assets | 301,627 | 288,068
Securitized intangible asset, net | 75,127 | 82,844
Accrued interest | 122,459 | 106,116
Current maturities of securitized long-term debt | 8,767 | 8,207
Securitized long-term debt | 68,236 | 76,871
Variable Interest Entity, Primary Beneficiary |  |
Variable Interest Entity [Line Items] |  |
Restricted cash and cash equivalents | 1,116 | 1,516
Other current assets | 1 | 3
Securitized intangible asset, net | 75,127 | 82,844
Accrued interest | 331 | 365
Current maturities of securitized long-term debt | 8,767 | 8,207
Securitized long-term debt | $ 68,236 | $ 76,871

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