Income Taxes - Deferred Tax Assets (Liabilities) Included in Other Assets in Consolidated Balance Sheet (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Net operating loss carryforwards	$ 17,304	$ 12,623
Capitalized research and development	11,731	0
Research and development credits	4,599	2,349
Deferred revenue	0	126
Operating lease liabilities	1,951	0
Stock-based compensation	2,203	5,192
Other	712	533
Total deferred tax assets	38,500	20,823
Property and equipment	1,135	0
Right-of-use assets operating leases	(720)	0
Other	(269)	(280)
Total deferred tax liabilities	(2,124)	(280)
Less: valuation allowance	(36,376)	(20,543)
Deferred Tax Assets, Net, Total	$ 0	$ 0