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Income Taxes (Tables)

12 Months Ended

Sep. 30, 2019

Income Tax Disclosure [Abstract]

Schedule of components of provision for income taxes of continuing operations

The components of the provision for income taxes of continuing operations are as follows:

						Year Ended September 30,
						2019						2018						2017
						(in thousands)
Current tax provision (benefit):
U.S. Federal						$	—					$	108					$	(234)
State						453						714						613
Foreign						611						795						(210)
						1,064						1,617						169
Deferred tax provision (benefit):
U.S. Federal						103						(6,796)						(592)
State						(31)						(4,182)						(86)
Foreign						64						33						58
						136						(10,945)						(620)
Total (benefit) provision						$	1,200					$	(9,328)					$	(451)

Schedule of significant components of deferred tax assets and liabilities

Significant components of the Company's deferred tax assets and liabilities are as follows:

						September 30,
						2019						2018
						(in thousands)
Deferred tax assets:
Net operating losses—Foreign						$	13,009					$	10,163
Net operating losses—U.S.						34,856						32,328
Accrued vacation and bonus						674						437
Inventory capitalization						226						238
Allowance for doubtful accounts						87						47
Stock compensation expense						1,989						3,455
Restructuring costs						42						353
Depreciation						485						—
Other						953						1,158
Total deferred tax assets before valuation allowance						52,321						48,179
Less: valuation allowance						(41,909)						(39,337)
Net deferred tax assets						10,412						8,842
Deferred tax liabilities:
Amortization of intangibles						408						204
Amortization of goodwill						6,374						5,949
Depreciation						—						37
Capitalized costs						3,730						2,542
Pension liability						482						556
Total deferred tax liabilities						$	10,994					$	9,288
Net deferred taxes						$	(582)					$	(446)

Schedule of reconciliation of U.S. federal statutory rate to effective rate for continuing operations

The reconciliation of the U.S. federal statutory rate to the effective rate for continuing operations is as follows:

						Year Ended September 30,
						2019						2018						2017
U.S. statutory rate						21.0		%				24.5		%				35.0		%
Permanent items						(6.8)		%				(1.2)		%				(0.9)		%
State taxes						(0.4)		%				0.1		%				1.2		%
Net foreign rate differential						(0.6)		%				(1.3)		%				(2.8)		%
Unrecognized tax benefits						(1.5)		%				(0.5)		%				3.51		%
Change in valuation allowance						(22.5)		%				(31.6)		%				(34.8)		%
Benefit from new Tax Act						—		%				51.3		%				—		%
Other						4.2		%				3.3		%				(0.1)		%
Provision for income taxes						(6.6)		%				44.6		%				1.1		%

Schedule of reconciliation unrecognized tax benefits

The following is a tabular reconciliation of the total amounts of unrecognized tax benefits:

						Year Ended September 30, (In thousands)
						2019						2018						2017
Beginning balance at October 1						$	—					$	—					$	725
Additions based on positions related to the current year						—						—						—
Additions for tax positions of prior years						273						107						1,426
Reductions for tax positions of prior years						—						(107)						(229)
Settlements						—						—						(1,922)
Balance at September 30						$	273					$	—					$	—

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Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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Tabular disclosure of the change in unrecognized tax benefits.

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