Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign

The following table sets forth pretax book loss (in thousands):

	Year Ended December 31,
	2020		2019
United States	$	(7,570)	$	(7,882)
Foreign	252		121
Total	$	(7,318)	$	(7,761)

Schedule of Components of Income Tax (Benefit) Expense

The following table sets forth income before taxes and the income tax expense for the years ended December 31, 2020 and 2019 (in thousands):

	Year Ended December 31,
	2020		2019
Current:
Federal	$	—	$	—
Foreign	53		—
State	50		—
	103		—
Deferred:
Federal	—		—
Foreign	—		—
State	—		—
	—		—
Income tax expense	$	103	$	—

Schedule of Effective Income Tax Rate Reconciliation

Our effective tax rate differs from the statutory federal tax rate for the years ended December 31, 2020 and 2019 as shown in the following table (in thousands):

	Year Ended December 31,
	2020		2019
U.S. federal income taxes at the statutory rate	$	(1,533)	$	(1,630)
State taxes, net of federal effects	(122)		(130)
UK Anti-Hybrid expense addback	289		397
Transaction costs	—		74
Goodwill impairment	114		473
Section 382 Limitation	—		(7,448)
Adjustment to NOL Benefit	4,640		—
NOL Carryforward Adjustment for Expired NOLs	84		—
Stock Compensation Plan Adjustments	272		—
Change in state apportionment rate	(350)		(406)
Change in valuation allowance	(3,868)		8,869
Research and development credit	546		(136)
Other	31		(63)
Income tax expense	$	103	$	—

Schedule of Deferred Tax Assets and Liabilities

The tax effect of the temporary differences that give rise to significant portions of the deferred tax assets and liabilities as of December 31, 2020 and 2019 is presented below (in thousands):

	December 31,
	2020		2019
Deferred tax assets (liabilities):
Tax benefit of operating loss carry forward - Federal	$	23,184	$	22,793
Tax benefit of operating loss carry forward - State	5,548		10,122
Accrued expenses	141		83
Deferred revenue	417		522
Stock-based compensation	396		671
Fixed assets	329		320
Goodwill	167		236
Inventory	47		(61)
Intangible amortization	(2,285)		(3,287)
R&D credit	2,154		2,700
Texas margin tax temporary credit	159		186
Other	285		125
Total deferred tax asset, net	$	30,542	$	34,410
Valuation allowance	(30,542)		(34,410)
Net deferred tax liability	$	—	$	—