Income Taxes (Tables)

12 Months Ended

Dec. 31, 2022

Income Taxes

Schedule of income (loss) before income taxes

	Year Ended
	December 31,
	2022		2021
U.S.	$	(50,325)	$	(39,155)
Foreign		(4,124)		(1,456)
Loss before income taxes	$	(54,449)	$	(40,611)

Schedule of Company's current and deferred expense for income tax

	Year Ended
	December 31,
	2022		2021
Current expense (benefit):
Federal	$	—	$	—
State		—		—
Foreign		—		(37)
Total current expense (benefit):	$	—	$	(37)
Deferred expense (benefit):
Federal	$	—	$	—
State		—		—
Foreign		147		13
Total deferred expense (benefit):	$	147	$	13
Total income tax expense (benefit):	$	147	$	(24)

Schedule of reconciliation of the Company's statutory income tax rate to the Company's effective income tax rate

	Year Ended
	December 31,
	2022		2021
Income at US Statutory Rate	21.0	%	21.0	%
State taxes, net of federal benefit	6.0	%	7.2	%
Permanent differences	0.7	%	0.6	%
Research and development credits	1.0	%	1.5	%
Foreign rate differential	0.3	%	0.2	%
Change in valuation allowance	-27.3	%	-30.6	%
Other	2.0	%	0.1	%
	0.3	%	0.0	%

Schedule of significant components of the Company's deferred tax assets

	Year Ended
	December 31,
	2022		2021
Federal net operating loss carryforwards	$	44,202	$	41,207
State net operating loss carryforwards		12,104		11,246
Foreign net operating loss carryforwards		98		—
Research and development (R&D) tax credits		9,358		7,172
Capitalized R&D expenses		9,312		—
Stock based compensation		4,757		4,671
Accrued expenses		—		729
License fees		840		1,004
Other		297		212
Total Deferred tax assets		80,968		66,241
Valuation Allowance		(80,968)		(66,082)
Net deferred tax assets	$	—	$	159