Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Sep. 30, 2016
Debt Instrument [Line Items]
Total debt	$ 35,626	$ 38,632
Less – current maturities	(28,966)	(31,009)
Total long-term debt	6,660	7,623
Capital Lease Obligations
Debt Instrument [Line Items]
Total debt	394	153
Term Loan
Debt Instrument [Line Items]
Total debt	4,491	16,188
Long-term debt, gross	4,546	16,429
Less: unamortized debt issuance cost	(55)	(241)
Foreign Subsidiary Borrowings
Debt Instrument [Line Items]
Total debt	9,168	9,540
Less – current maturities	(6,322)	(5,833)
Line of Credit
Debt Instrument [Line Items]
Total debt	$ 21,573	$ 12,751