INCOME TAXES - Details of Significant Components of Net Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Net operating loss carryforwards	$ 5,391	$ 7,638
State income taxes	15	1
Deferred revenue	3,498	4,502
Research and development and other credits	3,757	10,493
Reserve and accruals recognized in different periods	1,692	395
Capitalized research and development expenses	3,019	3,333
Depreciation and amortization	1,802	2,492
Lease liability	104	339
Total deferred tax assets	19,278	29,193
Valuation allowance	(12,341)	(27,239)
Net deferred tax assets	6,937	1,954
Deferred tax liabilities:
Right of use lease assets	(67)	(185)
Foreign credits	0	0
Other deferred tax liabilities	0	0
Total deferred tax liabilities	(67)	(185)
Net deferred taxes	$ 6,870	$ 1,769