Debt and Subsequent Event - Schedule of Foreign Subsidiary Borrowings (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Sep. 30, 2022
Line of Credit Facility [Line Items]
Less – current maturities	$ (4,336)	$ (4,379)
Total long-term debt	3,309	3,508
Foreign subsidiary borrowings
Line of Credit Facility [Line Items]
Total debt	6,982	7,101
Less – current maturities	(4,041)	(4,078)
Total long-term debt	2,941	3,023
Receivables pledged as collateral	480	792
Term loan | Foreign subsidiary borrowings
Line of Credit Facility [Line Items]
Total debt	3,819	3,818
Short-term borrowings | Foreign subsidiary borrowings
Line of Credit Facility [Line Items]
Total debt	2,275	2,289
Factor | Foreign subsidiary borrowings
Line of Credit Facility [Line Items]
Total debt	$ 888	$ 994