Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Sep. 30, 2016
Debt Instrument [Line Items]
Total debt	$ 34,173	$ 38,632
Less – current maturities	(27,932)	(31,009)
Total long-term debt	6,241	7,623
Capital Lease Obligations
Debt Instrument [Line Items]
Total debt	377	153
Term Loan
Debt Instrument [Line Items]
Total debt	4,251	16,188
Long-term debt, gross	4,302	16,429
Less: unamortized debt issuance cost	(51)	(241)
Foreign Subsidiary Borrowings
Debt Instrument [Line Items]
Total debt	9,158	9,540
Less – current maturities	(6,481)	(5,833)
Line of Credit
Debt Instrument [Line Items]
Total debt	$ 20,387	$ 12,751