Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Sep. 30, 2017

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities

The components of accrued expenses and other current liabilities consisted of the following:

	As of		As of
(in thousands)	September 30, 2017		September 30, 2016
Compensation	$	3,904	$	3,628
Warranty	684		871
Professional fees	653		761
Customer deposits	20		38
Income and other taxes	2,920		944
Severance and restructuring accruals	628		642
Other	1,016		800
Accrued expenses and other current liabilities	$	9,825	$	7,684

Schedule of Restructuring and Related Costs

The following table summarizes the changes in the severance accrual account:

(in thousands)	Severance-related accruals			Restructuring- related accruals			Total
Balance as of September 30, 2015	$	1,110		$	338		$	1,448
Expense - charged to accrual	728			—			728
Payments and accrual adjustments	(1,196		)	(338		)	(1,534		)
Balance as of September 30, 2016	$	642		$	—		$	642
Expense - charged to accrual	1,994			—			1,994
Payments and accrual adjustments	(2,008		)	—			(2,008		)
Balance as of September 30, 2017	$	628		$	—		$	628

Schedule of Product Warranty Accruals

The following table summarizes the changes in our product warranty accrual accounts:

Product Warranty Accruals	For the Fiscal Years Ended September 30,
(in thousands)	2017			2016			2015
Balance at beginning of period	$	871		$	1,664		$	2,816
Provision for product warranty - expense	573			376			838
Adjustments and utilization of warranty accrual	(760		)	(1,169		)	(1,990		)
Balance at end of period	$	684		$	871		$	1,664