Commitments and Contingencies - Insurance Proceeds Impact On Consolidated Condensed Statements Of Operation (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Loss Contingencies [Line Items]
Gain on insurance proceeds received for damaged property	$ 0	$ (2,397)
Cost of goods sold	85,757	88,386
(Loss) before income tax benefit	$ (9,683)	(1,965)
Balance without insurance proceeds
Loss Contingencies [Line Items]
Cost of goods sold, balance without insurance proceeds		88,990
Gain on insurance proceeds received for damaged property		0
Income (loss) before income tax (benefit) expense, balance without insurance proceeds		(4,966)
Insurance recoveries
Loss Contingencies [Line Items]
Gain on insurance proceeds received for damaged property		(2,397)
Insurance recoveries | Cost of goods sold
Loss Contingencies [Line Items]
Gain on insurance proceeds received for damaged property		(604)
Insurance recoveries | (Loss) before income tax benefit
Loss Contingencies [Line Items]
Gain on insurance proceeds received for damaged property		$ (3,001)