Income Taxes - Schedule of Components of Net Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Net operating loss carryforwards	$ 53	$ 85
Research and other credits	721	652
Accruals	622	508
Lease liability	176	115
Intangibles	171	174
Capitalization of R&D expenses	2,769	1,523
Stock-based Compensation	105	131
Other	40	70
Total deferred tax assets	4,657	3,258
Valuation allowance	(778)	(737)
Deferred tax liabilities:
Property and equipment, net	(76)	(128)
Right-of-use assets	(178)	(113)
Other	(5)
Total deferred tax liabilities	(259)	(241)
Deferred tax assets - net	$ 3,620	$ 2,280