Long-Term Debt - Summary of Finance Lease Liabilities and Long-Term Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Sep. 30, 2024
Debt Instrument [Line Items]
Finance leases	$ 239	$ 290
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]	us-gaap:DebtAndCapitalLeaseObligations	us-gaap:DebtAndCapitalLeaseObligations
Less: current portion of finance lease liabilities and long-term debt	$ (112)	$ (101)
Finance Lease Liabilities and Long-Term Debt	$ 127	$ 189