Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Sep. 30, 2018
Components of long-term debt
Total debt	$ 23,380	$ 29,529
Less – current maturities	(21,328)	(27,197)
Total long-term debt	2,052	2,332
Capital lease obligations
Components of long-term debt
Total debt	138	327
Other debt
Components of long-term debt
Other debt	1,133	0
Less: unamortized debt issuance cost	(25)	0
Total debt	1,108	0
Revolving credit agreement | Line of Credit
Components of long-term debt
Total debt	15,542	21,253
Foreign subsidiary borrowings
Components of long-term debt
Total debt	6,592	7,949
Total long-term debt	$ 1,091	$ 2,127