Credit Facilities - Schedule of Credit Facilities (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Jun. 30, 2024	Sep. 30, 2023
Line of Credit Facility [Line Items]
Long-term debt	$ 166,490
Interest rate spread	5.30%	5.30%
Revolving Line of Credit
Line of Credit Facility [Line Items]
Long-term debt	$ 14,490	$ 9,546
Secured Debt
Line of Credit Facility [Line Items]
Long-term debt	152,000	169,813
Secured Debt | Term Loans
Line of Credit Facility [Line Items]
Long-term debt	$ 152,000	$ 169,813
Interest	4.10%	4.10%
Secured Debt | Revolving Line of Credit
Line of Credit Facility [Line Items]
Long-term debt	$ 14,490	$ 9,546
Interest	4.10%	4.10%