Leases - Summary of Weighted Average Remaining Lease Terms and Discount Rates (Details)	Sep. 30, 2023	Sep. 30, 2022
Leases [Abstract]
Operating lease, remaining lease term	10 years 5 months 12 days	7 years 7 months 2 days
Finance lease, remaining lease term	2 years 1 month 17 days	1 year 9 months 21 days
Operating lease, discount rate	8.78%	10.50%
Finance lease, discount rate	8.48%	8.73%