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Income Taxes - Schedule of Significant Components Deferred Tax Assets and Liabilities (Detail) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]    
Net operating loss carryforwards $ 15,230 $ 12,531
Research and development tax credits 2,294 1,356
Accruals and reserves 452 296
Research expenditures 5,264  
Stock-based compensation 2,874 1,867
Depreciation and amortization 1,595 1,713
Lease liability 179 171
Total deferred tax assets 27,888 17,934
Right-of-use asset (178) (171)
Acquired IPR&D (7,787) (7,192)
Total deferred tax liabilities (7,965) (7,363)
Less: valuation allowance (21,675) (12,323)
Net deferred tax liabilities $ (1,752) $ (1,752)