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Income Taxes - Schedule of Deferred Tax Assets And Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Net operating loss carryforward	$ 33,671	$ 18,832
Lease liability	1,228	677
R&D tax credit carryforward	2,746	1,502
Share-based compensation	2,151	227
Other deferred tax assets	237	109
Total deferred tax assets	40,033	21,347
Deferred tax liabilities - Right of use asset	(994)	(458)
Valuation allowance	(39,039)	(20,889)
Net deferred tax assets	$ 0	$ 0

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