INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2019

INCOME TAXES

Schedule of components of the provision for income taxes

	Year ended December 31,
	2019		2018
Current:
Federal		8		54
State		32		38
		40		92
Deferred:
Federal		4,965		(22)
State		206		(78)
		5,171		(100)
Provision for (benefit from) income taxes	$	5,211	$	(8)

Schedule of reconciliation of the U.S. federal statutory rate to the effective tax rate

	Year ended December 31,
	2019		2018
Federal statutory rate	21	%	21	%
State rate, net of federal benefit	6		6
Tax credits	10		(26)
Permanent adjustments	(1)		1
FDII deduction	—		(4)
Change in valuation allowance	(202)		—
Other	(1)		1
Effective tax rate	(167)	%	(1)	%

Schedule of components of deferred tax assets

	2019		2018
Depreciation	$	354	$	327
Stock compensation		115		87
Research and development credits		4,975		4,689
Net operating loss		789		—
Other		92		68
Total		6,325		5,171
Less valuation allowance		(6,325)		—
Deferred tax assets, net	$	—	$	5,171

Schedule of roll forward of the uncertain tax position related to research and development tax credits

Uncertain tax positions at December 31, 2017	$	998
Increase due to positions taken in prior periods		—
Uncertain tax positions at December 31, 2018		998
Increase due to positions taken in prior periods		10
Uncertain tax positions at December 31, 2019	$	1,008