Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

IncomeTaxDisclosureTextBlockAbstract

Schedule of Income before Income Tax, Domestic and Foreign

The components of (loss) income before taxes for the years ended December 31 are as follows:

Origin of income before taxes	2017			2016			2015
United States	$	(9,821	)	$	(13,016	)	$	(9,763	)
Foreign	(1,208		)	(2,708		)	1,140
(Loss) before income taxes	$	(11,029	)	$	(15,724	)	$	(8,623	)

Schedule of Components of Income Tax Expense (Benefit)

Significant components of income tax benefit (expense) for the years ended December 31 are as follows:

	2017			2016			2015
Current:
Federal	$	111		$	(357	)	$	1,155
State	—			—			(14		)
Foreign	(65		)	(105		)	(120		)
Total current	46			(462		)	1,021
Deferred:
Federal	—			—			(4,143		)
State	—			—			(548		)
Foreign	—			(1,202		)	(87		)
Total deferred	—			(1,202		)	(4,778		)
Income tax benefit (expense)	$	46		$	(1,664	)	$	(3,757	)

Schedule of Effective Income Tax Rate Reconciliation

A reconciliation between the provision for income taxes calculated at the U.S. federal statutory income tax rate and the consolidated income tax expense in the consolidated statements of operations for the years ended December 31 is as follows:

	2017		2016		2015
Provision at the U.S. federal statutory rate	34.0	%	34.0	%	34.0	%
State taxes, net of federal benefit	—	%	2.4	%	5.2	%
Foreign tax rate differential	(0.2	)%	—	%	0.6	%
Valuation allowance	10.2	%	(42.7	)%	(72.3	)%
Federal tax rate change	(43.9	)%	—	%	—	%
Other true up	—	%	(0.6	)%	(7.8	)%
Intangible assets impairment and other non-deductibles	(1.8	)%	—	%	(2.2	)%
Other	2.1	%	(4.1	)%	(1.1	)%
Income tax benefit (expense) effective rate	0.4	%	(11.0	)%	(43.6	)%

Schedule of Deferred Tax Assets and Liabilities

The deferred tax assets and liabilities at December 31 are as follows:

	2017			2016
Deferred tax assets:
Stock compensation expense	$	1,814		$	2,624
Goodwill	2,366			2,235
Royalty accruals	443			353
Intangible assets	—			967
Bad debt allowance	360			389
Inter-company interest expense accrual	496			629
Net operating loss carryforwards	5,253			5,485
Credit carry-forwards	694			584
Inventory reserve	254			318
Depreciation	555			—
Other	362			399
Total deferred tax assets	12,597			13,983
Deferred tax liabilities:
Depreciation	—			(460		)
Intangible assets	(386		)	—
Other	(146		)	(344		)
Total deferred tax liabilities	(532		)	(804		)
Net deferred tax asset before valuation allowance	12,065			13,179
Valuation allowances for deferred tax assets	(12,065		)	(13,179		)
Net deferred tax asset	$	—		$	—

Summary of Valuation Allowance

The change in the valuation allowance for deferred tax assets for the years ended December 31 is as follows:

Year	Balance at January 1		Charged to costs and expenses		(Deductions)/Other		Balance at December 31
2015	$	2,006	6,625		(799	)	$	7,832
2016	$	7,832	5,347		—		$	13,179
2017	$	13,179	(1,114	)	—		$	12,065

Schedule of Unrecognized Tax Benefits Roll Forward

The following table summarizes our unrecognized tax benefit activity (excluding interest and penalties) during the years ended December 31, 2017, 2016 and 2015:

Description	2017		2016			2015
Balance at beginning of period	$	—	$	140		$	117
Increases in positions taken in a current period	—		—			38
Decreases due to settlements	—		(140		)	(15		)
Balance at end of period	$	—	$	—		$	140