Other Payables and Accrued Expenses (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Sep. 30, 2022
Payables and Accruals [Abstract]
Payroll accrual	$ 21,044	$ 20,273
Sales tax payable	4,673	4,456
Other payables and accrued expenses	11,522	12,467
Acquisition contingent consideration	7,488	15,897
Accrued interest	10,099	2,144
Total other payables and accrued expenses	$ 54,826	$ 55,237