Leases - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Operating Leased Assets [Line Items]
Weighted average remaining lease term	8 years 4 months 13 days
Weighted average discount rate	6.44%
Total cash payments	$ 2,500	$ 2,200
Right-of-use assets in exchange of lease liabilities	1,000
Gain on lease settlement, net	0	0
Impairment charges	$ 0	$ 0