Long-Term Debt (Detail) - USD ($) $ in Thousands	Mar. 31, 2016	Sep. 30, 2015
Debt Instrument [Line Items]
Long-term Debt	$ 38,868	$ 48,929
Capital lease obligations	181	252
Less – current maturities	(10,955)	(10,503)
Total long-term debt	27,913	38,426
Revolving credit agreement
Debt Instrument [Line Items]
Long-term debt, gross	8,333	16,500
Term loan
Debt Instrument [Line Items]
Long-term debt, gross	17,857	19,286
Less: unamortized debt issuance cost	(273)	(306)
Long-term Debt	17,584	18,980
Foreign subsidiary borrowings
Debt Instrument [Line Items]
Long-term Debt	12,770	$ 13,197
Less – current maturities	$ (2,268)

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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