Income Taxes (Tables)

12 Months Ended

Jan. 31, 2018

Income Tax Disclosure [Abstract]

Reconciliation of Income Taxes by Jurisdiction

	Years Ended January 31,
	2018			2017			2016
	(in thousands)
Loss before income taxes is attributable to the following jurisdictions:
Domestic	$	(12,246	)	$	(17,685	)	$	(11,900	)
Foreign	(7,913		)	(13,654		)	(15,859		)
Total	$	(20,159	)	$	(31,339	)	$	(27,759	)
The components of income tax expense (benefit) were as follows:
Current:
Domestic	$	(225	)	$	34		$	(16	)
Foreign	1,156			846			684
	931			880			668
Deferred:
Domestic	(36		)	40			10,762
Foreign	15			894			(453		)
	(21		)	934			10,309
Income tax expense	$	910		$	1,814		$	10,977

Reconciliation of Expected to Actual Income Tax Expense

The following is a reconciliation of expected to actual income tax expense:

	Years Ended January 31,
	2018			2017			2016
	(in thousands)
Federal income tax at 32.9%, 34%, 34%, respectively	$	(6,632	)	$	(10,655	)	$	(9,436	)
Changes in tax rates	7,257			—			(82		)
Permanent differences	3,356			38			509
Foreign effective tax rate differential	1,163			1,979			1,609
Potential tax, penalties and interest resulting from uncertain tax positions	—			—			(236		)
Foreign withholding taxes, foreign branch taxes, including penalties and interest	716			671			717
Election to deduct foreign taxes in prior years U.S. income tax returns	—			—			2,610
Valuation allowance on deferred tax assets	(5,765		)	10,056			15,477
Excess tax deficiency for share-based payments under ASU 2016-09	309			—			—
Other	506			(275		)	(191		)
	$	910		$	1,814		$	10,977

Company's Deferred Taxes

The components of the Company’s deferred taxes consisted of the following:

	As of January 31,
	2018			2017
	(in thousands)
Deferred tax assets:
Net operating losses	$	14,292		$	17,666
Tax credit carry forwards	693			894
Stock option book expense	1,381			2,259
Allowance for doubtful accounts	1,521			2,098
Allowance for inventory obsolescence	430			437
Accruals not yet deductible for tax purposes	611			691
Fixed assets	1,325			1,266
Other	901			1,046
Gross deferred tax assets	21,154			26,357
Valuation allowance	(21,154		)	(26,357		)
Deferred tax assets	—			—
Deferred tax liabilities:
Intangible assets	—			(150		)
Other	(307		)	(167		)
Deferred tax liabilities	(307		)	(317		)
Unrecognized tax benefits	—			—
Total deferred tax (liabilities) assets, net	(307		)	$	(317	)

Unrecognized Tax Benefits Excluding Potential Penalties and Interest

A reconciliation of the beginning and ending amounts of unrecognized tax benefits, excluding potential penalties and interest, is as follows:

	Years Ended January 31,
	2018		2017		2016
	(in thousands)
Unrecognized tax benefits as of beginning of year	$	—	$	—	$	92
Increases as a result of tax positions taken in prior years	—		—		—
Increases as a result of tax positions taken in current year	—		—		—
Settlements	—		—		(44		)
Lapse of statute of limitations	—		—		(48		)
Unrecognized tax benefits as of end of year	$	—	$	—	$	—