INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2021

Income Tax Disclosure [Abstract]

Schedule of Deferred Tax Assets and Liabilities

The significant components of deferred tax assets and liabilities are as follows (in thousands):

	As of December 31,
	2021		2020
Deferred Tax Assets:
Net operating losses	$	24,655	$	11,566
Tax credit carryforward	292		47
Non-qualifying stock options	1,143		—
Other	1,231		837
Deferred tax assets	27,321		12,450
Valuation allowance	(27,321)		(12,450)
Deferred tax assets, net of valuation allowance	$	—	$	—

Schedule of Provision for Income Taxes

The effective tax rate of the Company’s provision for income taxes differs from the federal statutory rate as follows:

	Years Ended December 31,
	2021		2020
Tax computed at federal statutory rate	21.0	%	21.0	%
State tax, net of federal tax benefit	0.6		3.0
Stock compensation	(0.1)		(0.2)
Transaction costs related to the Business Combination	(0.2)		—
Warrant liabilities revaluation	(1.7)		(8.9)
Derivative liabilities revaluation	(9.8)		—
Earnout shares liabilities revaluation	(6.8)		—
R&D tax credits	—		0.1
Other	0.1		—
Valuation allowance	(3.1)		(15.0)
Income tax expense (benefit)	—	%	—	%

Schedule of Uncertain Tax Positions

The changes in the Company's uncertain tax positions are summarized as follows (in thousands):

Balance as of December 31, 2019	$	12
Additions in 2020	35
Balance as of December 31, 2020	$	47
Additions in 2021	245
Balance as of December 31, 2021	$	292