Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Sep. 30, 2016
Debt Instrument [Line Items]
Total debt	$ 40,667	$ 38,632
Less – current maturities	(33,592)	(31,009)
Total long-term debt	7,075	7,623
Capital Lease Obligations
Debt Instrument [Line Items]
Total debt	416	153
Term Loan
Debt Instrument [Line Items]
Long-term debt, gross	4,789	16,429
Less: unamortized debt issuance cost	(59)	(241)
Total debt	4,730	16,188
Foreign Subsidiary Borrowings
Debt Instrument [Line Items]
Total debt	10,184	9,540
Less – current maturities	(7,178)	(5,833)
Line of Credit
Debt Instrument [Line Items]
Total debt	$ 25,337	$ 12,751