Annual report pursuant to Section 13 and 15(d)

Income Taxes (Tables)

v3.19.3.a.u2
Income Taxes (Tables)
 12 Months Ended
Dec. 31, 2019
Income Tax Disclosure [Abstract]  
Schedule of Domestic and Foreign Components of Pre-tax Loss
The domestic and foreign components of pre-tax loss for the years ended December 31, 2019 and 2018 were as follows:
 
Years Ended December 31,
 
2019
 
2018
Domestic
$
(10,321
)
 
$
(24,787
)
Foreign
(1,811
)
 
(2,205
)
Loss before income taxes
$
(12,132
)
 
$
(26,992
)
Schedule of Income Tax Expense (Benefit) Differed from Amounts Computed by Applying Statutory Federal Income Tax Rate to Pretax Income (Loss)
Income tax expense (benefit) for the years ended December 31, 2019 and 2018 differed from the amounts computed by applying the statutory federal income tax rate of 21% to pretax loss as a result of the following:

 
Years Ended December 31,
 
2019
 
2018
Federal tax at statutory rate
21.0
 %
 
21.0
 %
State tax, net of federal tax effect
—

 
—

R&D credit
1.0

 
1.3

Change in valuation allowance
(27.2
)
 
(21.1
)
Unrealized gain on warrant
8.7

 
0.8

Foreign exchange
0.9

 
1.0

Other
(4.4
)
 
(3.0
)
Total tax expense (benefit)
—
 %
 
—
 %
Schedule of Tax Effects of Temporary Differences and Related Deferred Tax Assets and Liabilities
The tax effects of temporary differences and related deferred tax assets and liabilities as of December 31, 2019 and 2018 were as follows:
 
December 31,
 
2019
 
2018
Deferred tax assets:
 
 
 
Depreciation and other
$
263

 
$
248

Net operating loss carryforwards
40,683

 
36,970

Research and development tax credits
1,817

 
1,769

Accruals and reserves
289

 
480

Deferred revenue
220

 
221

Stock compensation expense
2,197

 
1,888

Lease assets
224

 
—

Other
45

 
55

 
 
 
 
Deferred tax liabilities:
 
 
 
Lease liabilities
(214
)
 
—

Prepaid expenses
(43
)
 
(49
)
Less: Valuation allowance
(45,481
)
 
(41,582
)
Net deferred tax asset (liability)
$
—

 
$
—

Schedule of Reconciliation of Unrecognized Tax Benefits
A reconciliation of the beginning and ending amount of unrecognized tax benefits were as follows:
Balance as of December 31, 2018
628

Increase of unrecognized tax benefits taken in prior years
(46
)
Increase of unrecognized tax benefits related to current year
55

Balance as of December 31, 2019
$
637