Leases - Summary of Other Information Related to Operating Leases (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating cash flows from operating leases	$ 72	$ 70
Weighted average remaining lease term	4 years 6 months	5 years 3 months 18 days
Weighted average discount rate	3.25%	3.25%