Debt and Subsequent Event - Schedule of Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Sep. 30, 2022
Debt Instrument [Line Items]
Finance lease obligations	$ 142	$ 192
Total debt	22,566	19,050
Less – current maturities	(20,109)	(15,542)
Total long-term debt	2,457	3,508
Unamortized debt issuance expense	9	20
Other debt
Debt Instrument [Line Items]
Long-term debt, gross	364	594
Revolving credit agreement | Revolving credit agreement
Debt Instrument [Line Items]
Long-term debt, gross	16,289	11,163
Foreign subsidiary borrowings
Debt Instrument [Line Items]
Long-term debt, gross	$ 5,771	$ 7,101