Debt and Subsequent Event - Schedule of Foreign Subsidiary Borrowings (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Sep. 30, 2022
Line of Credit Facility [Line Items]
Less – current maturities	$ (5,394)	$ (4,379)
Total long-term debt	2,994	3,508
Foreign subsidiary borrowings
Line of Credit Facility [Line Items]
Total debt	7,803	7,101
Less – current maturities	(5,120)	(4,078)
Total long-term debt	2,683	3,023
Receivables pledged as collateral	256	792
Term loan | Foreign subsidiary borrowings
Line of Credit Facility [Line Items]
Total debt	3,616	3,818
Short-term borrowings | Foreign subsidiary borrowings
Line of Credit Facility [Line Items]
Total debt	3,703	2,289
Factor | Foreign subsidiary borrowings
Line of Credit Facility [Line Items]
Total debt	$ 484	$ 994