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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Deferred tax assets:    
Federal and state net operating loss carryforwards $ 57,746 $ 52,231
Research and development tax credits 12,613 7,726
R&D capitalized expenses 17,148  
Accrued compensation and stock compensation 10,274 6,055
Other 142 20
Gross deferred tax assets 97,923 66,032
Less: valuation allowance $ (97,923) $ (66,032)