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Securitization - Schedule of Condensed Consolidated Balance Sheet (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Sep. 30, 2024
--- | --- | ---
Variable Interest Entity [Line Items] |  |
Restricted cash and cash equivalents | $ 1,616 | $ 1,516
Other current assets | 288,275 | 288,068
Securitized intangible asset, net | 78,892 | 82,844
Current maturities of securitized long-term debt | 8,418 | 8,207
Securitized long-term debt | 72,609 | 76,871
Variable Interest Entity, Primary Beneficiary |  |
Variable Interest Entity [Line Items] |  |
Restricted cash and cash equivalents | 1,616 | 1,516
Other current assets | 3 | 3
Securitized intangible asset, net | 78,892 | 82,844
Accrued interest | 348 | 365
Current maturities of securitized long-term debt | 8,418 | 8,207
Securitized long-term debt | $ 72,609 | $ 76,871

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