Debt and Line of Credit (Details) - USD ($) $ in Thousands		12 Months Ended
	Feb. 01, 2022	Sep. 30, 2022	Sep. 30, 2021
Debt Instrument [Line Items]
Loss on extinguishment of debt		$ 632
Secured Debt | Senior Secured Term Loan Facility
Debt Instrument [Line Items]
Weighted average interest rate (as a percent)		2.70%	2.80%
Interest expense		$ 500	$ 1,700
Loss on extinguishment of debt	$ 600
Outstanding debt			$ 49,700